Math | O-Levels Year-4

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    Chapter 1 Linear inequalities in two variables ( 19 videos)  (Practice Test)

      1.1: Linear inequalities in two variables (Practice Test)
      Density Property
    1. Density Property
      1308 views
      2. Problem-Density Property
    2. Problem-Density Property
      476 views
      3. Archimedean Property of Inequality
    3. Archimedean Property of Inequality
      1394 views
      4. Transitive property of Inequality
    4. Transitive property of Inequality
      3089 views
      5. Problem1-Transitive property of Inequality
    5. Problem1-Transitive property of Inequality
      411 views
      6. Problem2-Transitive property of Inequality
    6. Problem2-Transitive property of Inequality
      1936 views
      7. Additive property of inequality
    7. Additive property of inequality
      2720 views
      8. Problem-Additive property of inequality
    8. Problem-Additive property of inequality
      351 views
      9. Multiplicative Property of Inequality
    9. Multiplicative Property of Inequality
      2736 views
      10. Problem1-Multiplicative Property of Inequality
    10. Problem1-Multiplicative Property of Inequality
      11. Problem2-Multiplicative Property of Inequality
    11. Problem2-Multiplicative Property of Inequality
      1924 views
      12. Inequality multiplicative Inverse
    12. Inequality multiplicative Inverse
      1460 views
      13. Problem-Inequality multiplicative Inverse
    13. Problem-Inequality multiplicative Inverse
      416 views
      14. Linear Equations in 1,2 and 3 Variables
    14. Linear Equations in 1,2 and 3 Variables
      5893 views
      15. Problem-Linear Equations in 1,2 and 3 Variables
    15. Problem-Linear Equations in 1,2 and 3 Variables
      1039 views
      16. Graphing of Linear Inequality in Two Variables
    16. Graphing of Linear Inequality in Two Variables
      1978 views
      17. More on Graphing of Linear Inequality in Two Variables
    17. More on Graphing of Linear Inequality in Two Variables
      1536 views
      18. Problem1-Graphing of Linear Inequality in Two Variables
    18. Problem1-Graphing of Linear Inequality in Two Variables
      1313 views
      19. Problem2-Graphing of Linear Inequality in Two Variables
    19. Problem2-Graphing of Linear Inequality in Two Variables
      1149 views

    Chapter 2 Further sets ( 4 videos)

      2.1: Applications of Venn diagrams in problem sums (Practice Test)
      Intersection of two sets
    1. Intersection of two sets
      3447 views
      2. Problem-Intersection of Two Sets
    2. Problem-Intersection of Two Sets
      1149 views
      3. Associativity of Intersection of three sets
    3. Associativity of Intersection of three sets
      2778 views
      4. Problem-Intersection of Three Sets
    4. Problem-Intersection of Three Sets
      683 views

    Chapter 3 Probability of combined events ( 12 videos)  (Practice Test)

      3.1: Probability of single events (Practice Test)
      Experiments and Sample Space
    1. Experiments and Sample Space
      1601 views
      2. Problem-Experiments and Sample Space
    2. Problem-Experiments and Sample Space
      830 views
      3. Definition of Probability
    3. Definition of Probability
      2434 views
      4. Problem-Definition of Probability
    4. Problem-Definition of Probability
      999 views
      3.2: Simple combined events, possibility diagrams and tree diagrams (Practice Test)
      Simple Combined Events and Possibility Diagrams
    1. Simple Combined Events and Possibility Diagrams
      834 views
      2. Problem-Simple Combined Events and Possibility Diagrams
    2. Problem-Simple Combined Events and Possibility Diagrams
      418 views
      3. Simple Combined Events and Tree Diagrams
    3. Simple Combined Events and Tree Diagrams
      843 views
      3.3: Addition law of probability and mutually exclusive events
      Addition of Probabilities and Mutually Exclusive Events
    1. Addition of Probabilities and Mutually Exclusive Events
      1288 views
      2. Problem-Addition of Probabilities of Mutually Exclusive Events
    2. Problem-Addition of Probabilities of Mutually Exclusive Events
      666 views
      3.4: Multiplication law of probability and independent events (Practice Test)
      Multiplication of Probabilities and Independent Events
    1. Multiplication of Probabilities and Independent Events
      987 views
      2. More on Multiplication of Probabilities and Independent Events
    2. More on Multiplication of Probabilities and Independent Events
      683 views
      3. Problem-Multiplication of Probabilities of Independent Events
    3. Problem-Multiplication of Probabilities of Independent Events
      389 views

    Chapter 4 Statistical data analysis ( 12 videos)  (Practice Test)

      4.1: Cumulative frequency table and curve (Practice Test)
      Construction of cumulative frequency table
    1. Construction of cumulative frequency table
      3828 views
      2. Problem-Construction of cumulative frequency table
    2. Problem-Construction of cumulative frequency table
      2101 views
      3. Drawing commulative frequency polygon or Ogive
    3. Drawing commulative frequency polygon or Ogive
      1492 views
      4. Problem-Drawing commulative frequency polygon or Ogive
    4. Problem-Drawing commulative frequency polygon or Ogive
      1057 views
      5. Cummulative Frequency Curve
    5. Cummulative Frequency Curve
      974 views
      4.2: Median, quartiles, percentiles, range and interquartile range (Practice Test)
      Median, Quartiles and Percentiles
    1. Median, Quartiles and Percentiles
      548 views
      2. Interquartile Range
    2. Interquartile Range
      187 views
      4.3: Box-and-Whisker plots
      Box-and-Whisker Plots
    1. Box-and-Whisker Plots
      152 views
      4.4: Standard deviation (Practice Test)
      Introduction to Variance and S.D
    1. Introduction to Variance and S.D
      1847 views
      2. Problem-Introduction to Variance and S.D
    2. Problem-Introduction to Variance and S.D
      956 views
      3. Uses, Properties of Standard Deviation
    3. Uses, Properties of Standard Deviation
      766 views
      4. Problem-Uses, Properties of Standard Deviation
    4. Problem-Uses, Properties of Standard Deviation
      196 views

    Chapter 5 Matrices ( 53 videos)  (Practice Test)

      5.1: Introduction to matrices (Practice Test)
      Introducing Matrix
    1. Introducing Matrix
      36598 views
      2. More on Introducing Matrix
    2. More on Introducing Matrix
      3625 views
      3. Problem-Introducing Matrix
    3. Problem-Introducing Matrix
      14050 views
      4. Equal Matrices
    4. Equal Matrices
      7813 views
      5. Problem1-Equal Matrices
    5. Problem1-Equal Matrices
      5711 views
      6. Problem2-Equal Matrices
    6. Problem2-Equal Matrices
      3091 views
      5.2: Addition and subtraction of matrices (Practice Test)
      Addition of Matrices
    1. Addition of Matrices
      4594 views
      2. Problem-Addition of Matrices
    2. Problem-Addition of Matrices
      2751 views
      3. Subtraction of Matrices
    3. Subtraction of Matrices
      2574 views
      4. Problem-Subtraction of Matrices
    4. Problem-Subtraction of Matrices
      1949 views
      5.3: Matrix multiplication (Practice Test)
      Multiplication of Matrix by Real Number
    1. Multiplication of Matrix by Real Number
      3354 views
      2. Problem-Multiplication of Matrix by Real Number
    2. Problem-Multiplication of Matrix by Real Number
      2039 views
      3. Multiplication of Matrices
    3. Multiplication of Matrices
      5440 views
      4. More on Multiplication of Matrices
    4. More on Multiplication of Matrices
      572 views
      5. Problem1-Multiplication of Matrices
    5. Problem1-Multiplication of Matrices
      3003 views
      6. Problem3-Multiplication of Matrices
    6. Problem3-Multiplication of Matrices
      525 views
      5.4: Determinant of a matrix (Practice Test)
      Determinant of 2-by-2 Matrix
    1. Determinant of 2-by-2 Matrix
      4896 views
      2. Minor of an Element of a Matrix and Its Determinant
    2. Minor of an Element of a Matrix and Its Determinant
      1986 views
      3. Problem-Minor of an Element of a Matrix or Its Determinant
    3. Problem-Minor of an Element of a Matrix or Its Determinant
      863 views
      4. Cofactor of an Element of a Matrix
    4. Cofactor of an Element of a Matrix
      2135 views
      5. Problem-Cofactor of an Element of a Matrix
    5. Problem-Cofactor of an Element of a Matrix
      731 views
      6. Determinant of a Sqaure Matrix of Order 3 or greater
    6. Determinant of a Sqaure Matrix of Order 3 or greater
      1607 views
      7. Problem-Determinant of a Sqaure Matrix of Order 3 or greater
    7. Problem-Determinant of a Sqaure Matrix of Order 3 or greater
      960 views
      8. Properties of Determinants
    8. Properties of Determinants
      1893 views
      9. More on Properties of Determinants
    9. More on Properties of Determinants
      1045 views
      10. Problem 1-Properties of Determinants
    10. Problem 1-Properties of Determinants
      1191 views
      11. Problem 2-Properties of Determinants
    11. Problem 2-Properties of Determinants
      688 views
      12. Problem 3-Properties of Determinants
    12. Problem 3-Properties of Determinants
      582 views
      13. Problem 4-Properties of Determinants
    13. Problem 4-Properties of Determinants
      739 views
      14. Properties of Determinants of Order Three
    14. Properties of Determinants of Order Three
      986 views
      15. Problem-Properties of Determinants of Order Three
    15. Problem-Properties of Determinants of Order Three
      674 views
      16. Alternate Method For Expanding a Third Order Determinant
    16. Alternate Method For Expanding a Third Order Determinant
      885 views
      17. Problem-Alternate Method For Expanding a Third Order Determinant
    17. Problem-Alternate Method For Expanding a Third Order Determinant
      490 views
      18. Singular and Non-Singular Matrix
    18. Singular and Non-Singular Matrix
      3309 views
      19. Problem-Singular and Non-Singular Matrix
    19. Problem-Singular and Non-Singular Matrix
      1494 views
      5.5: Inverse of a matrix (Practice Test)
      Multiplicative Inverse of Non-Singular Matrix
    1. Multiplicative Inverse of Non-Singular Matrix
      3270 views
      2. Problem-Multiplicative Inverse of Non-Singular Matrix
    2. Problem-Multiplicative Inverse of Non-Singular Matrix
      2407 views
      3. Matrix Inverse Using Adjoint
    3. Matrix Inverse Using Adjoint
      4424 views
      4. More on Matrix Inverse Using Adjoint
    4. More on Matrix Inverse Using Adjoint
      874 views
      5. Problem1-Matrix Inverse Using Adjoint
    5. Problem1-Matrix Inverse Using Adjoint
      2520 views
      6. Problem2-Matrix Inverse Using Adjoint
    6. Problem2-Matrix Inverse Using Adjoint
      584 views
      7. Problem3-Matrix Inverse Using Adjoint
    7. Problem3-Matrix Inverse Using Adjoint
      382 views
      8. Problem4-Matrix Inverse Using Adjoint
    8. Problem4-Matrix Inverse Using Adjoint
      399 views
      9. Adjoint of a Square Matrix of Order n = 3 or n > 3
    9. Adjoint of a Square Matrix of Order n = 3 or n > 3
      722 views
      10. Problem-Adjoint of a Square Matrix of Order n = 3 or n > 3
    10. Problem-Adjoint of a Square Matrix of Order n = 3 or n > 3
      497 views
      11. Deriving a Method For Determining Inverses
    11. Deriving a Method For Determining Inverses
      1135 views
      12. Problem-Deriving a Method For Determining Inverses
    12. Problem-Deriving a Method For Determining Inverses
      465 views
      13. Inverse of Matrix by Row Operation
    13. Inverse of Matrix by Row Operation
      1299 views
      14. Problem-Inverse of Matrix by Row Operation
    14. Problem-Inverse of Matrix by Row Operation
      468 views
      15. More on Problem- Inverse of Matrix by Row Operation
    15. More on Problem- Inverse of Matrix by Row Operation
      367 views
      16. Inverse of Matrix by Column Operation
    16. Inverse of Matrix by Column Operation
      1421 views
      17. Problem-Inverse of Matrix by Column Operation
    17. Problem-Inverse of Matrix by Column Operation
      334 views
      18. More on Problem-Inverse of Matrix by Column Operation
    18. More on Problem-Inverse of Matrix by Column Operation
      331 views

    Chapter 7 Vectors ( 33 videos)  (Practice Test)

      7.1: Vectors in two dimensions (Practice Test)
      Scalar and Vector Quantities
    1. Scalar and Vector Quantities
      4744 views
      2. Problem-Scalar and Vector Quantities
    2. Problem-Scalar and Vector Quantities
      1988 views
      3. Terminologies and Notations of Vectors
    3. Terminologies and Notations of Vectors
      2088 views
      4. Equal Vectors
    4. Equal Vectors
      1850 views
      5. Vectors which are Opposite
    5. Vectors which are Opposite
      1132 views
      6. Problem-Vectors which are Opposite
    6. Problem-Vectors which are Opposite
      705 views
      7. Column Vectors
    7. Column Vectors
      1185 views
      7.2: Addition of vectors (Practice Test)
      Addition of Vectors
    1. Addition of Vectors
      2680 views
      2. Problem-Addition of Vectors
    2. Problem-Addition of Vectors
      606 views
      3. Vector Addition is Associative
    3. Vector Addition is Associative
      539 views
      4. Problem-Vector Addition is Associative
    4. Problem-Vector Addition is Associative
      490 views
      5. Zero Vectors
    5. Zero Vectors
      884 views
      7.3: Vector subtraction
      Subtraction of Vectors
    1. Subtraction of Vectors
      862 views
      2. Problem-Subtraction of Vectors
    2. Problem-Subtraction of Vectors
      421 views
      7.4: Scalar multiples of a vector
      Scalar Multiple of a Vector
    1. Scalar Multiple of a Vector
      970 views
      2. Problem-Scalar Multiple of a Vector
    2. Problem-Scalar Multiple of a Vector
      486 views
      7.5: Expression of a vector in terms of two other vectors
      Expression of a Given Vector in Terms of two Vectors
    1. Expression of a Given Vector in Terms of two Vectors
      943 views
      2. Problem-Expression of a Given Vector in Terms of two Vectors
    2. Problem-Expression of a Given Vector in Terms of two Vectors
      372 views
      7.6: Position vectors
      Position Vectors
    1. Position Vectors
      1657 views
      2. Problem-Position Vectors
    2. Problem-Position Vectors
      540 views
      7.7: Applications of vectors (Practice Test)
      Problem-Properties of Magnitude of Vector
    1. Problem-Properties of Magnitude of Vector
      662 views
      2. Notation for Representing Vectors in Plane
    2. Notation for Representing Vectors in Plane
      487 views
      3. Problem-Notation for Representing Vectors in Plane
    3. Problem-Notation for Representing Vectors in Plane
      345 views
      4. Components of a Vector
    4. Components of a Vector
      610 views
      5. Properties of Vectors in Plane
    5. Properties of Vectors in Plane
      492 views
      6. More on Properties of Vectors in Plane
    6. More on Properties of Vectors in Plane
      350 views
      7. A Unit Vector in the Direction of Another Vector
    7. A Unit Vector in the Direction of Another Vector
      633 views
      8. Problem-A Unit Vector in the Direction of Another Vector
    8. Problem-A Unit Vector in the Direction of Another Vector
      446 views
      9. Notation for Vectors in Coordinate System
    9. Notation for Vectors in Coordinate System
      427 views
      10. Problem-Notation for Vectors in Coordinate System
    10. Problem-Notation for Vectors in Coordinate System
      357 views
      11. The Ratio Formula in Vector
    11. The Ratio Formula in Vector
      912 views
      12. Problem1-The Ratio Formula in Vector
    12. Problem1-The Ratio Formula in Vector
      528 views
      13. Problem2-The Ratio Formula in Vector
    13. Problem2-The Ratio Formula in Vector
      297 views

    Chapter 9 Revision: Numbers and Algebra ( 78 videos)  (Practice Test)

      9.1: Numbers and percentages (Practice Test)
      Prime Factorization
    1. Prime Factorization
      2835 views
      2. Problem-Prime Factorization
    2. Problem-Prime Factorization
      760 views
      3. Product Law of Exponents of Rational Numbers
    3. Product Law of Exponents of Rational Numbers
      672 views
      4. Problem-Product Law of Exponents of Rational Numbers
    4. Problem-Product Law of Exponents of Rational Numbers
      1082 views
      5. Quotient Law of Exponents of Rational Numbers
    5. Quotient Law of Exponents of Rational Numbers
      537 views
      6. Problem-Quotient Law of Exponents of Rational Numbers
    6. Problem-Quotient Law of Exponents of Rational Numbers
      856 views
      7. Power Law of Rational Numbers
    7. Power Law of Rational Numbers
      386 views
      8. Problem-Power Law of Rational Numbers
    8. Problem-Power Law of Rational Numbers
      667 views
      9. Zero and negative indices
    9. Zero and negative indices
      1286 views
      10. Problem-Negative Exponent of Rational Numbers
    10. Problem-Negative Exponent of Rational Numbers
      637 views
      11. Demonstration of the concept of power of an integer
    11. Demonstration of the concept of power of an integer
      360 views
      12. Applications of Laws of Exponents
    12. Applications of Laws of Exponents
      2191 views
      13. Problem-Applying Laws of Exponents to Evaluate Expressions
    13. Problem-Applying Laws of Exponents to Evaluate Expressions
      412 views
      14. Concept of Percentage
    14. Concept of Percentage
      2178 views
      15. Problem-Concept of Percentage
    15. Problem-Concept of Percentage
      1401 views
      16. Problem on Percentage by Using Unitary Method
    16. Problem on Percentage by Using Unitary Method
      1811 views
      17. Problem on Percentage by Using Proportion
    17. Problem on Percentage by Using Proportion
      458 views
      18. Ordering fractions using percentage
    18. Ordering fractions using percentage
      455 views
      19. Solve Real Life Problems Involving Percentages
    19. Solve Real Life Problems Involving Percentages
      993 views
      20. Problem-Solve Real Life Problems Involving Percentages
    20. Problem-Solve Real Life Problems Involving Percentages
      854 views
      9.2: Proportion, ratio, rate and speed
      Direct Proportion
    1. Direct Proportion
      1222 views
      2. Speed and Average Speed
    2. Speed and Average Speed
      872 views
      3. Problems Involving Speed and Average Speed
    3. Problems Involving Speed and Average Speed
      386 views
      9.3: Algebraic manipulation and formulae (Practice Test)
      Simplification of Algebraic Expressions
    1. Simplification of Algebraic Expressions
      1639 views
      2. Problem-Simplification of Algebraic Expressions
    2. Problem-Simplification of Algebraic Expressions
      561 views
      3. Evaluation of Algebraic Expressions
    3. Evaluation of Algebraic Expressions
      1713 views
      4. Problem-Evaluation of Algebraic Expressions
    4. Problem-Evaluation of Algebraic Expressions
      1411 views
      5. Changing the Subject of a Formula
    5. Changing the Subject of a Formula
      256 views
      6. Further Examples on Changing the Subject of a Formula
    6. Further Examples on Changing the Subject of a Formula
      114 views
      7. Finding an Unknown in a Formula
    7. Finding an Unknown in a Formula
      201 views
      8. Number Sequences
    8. Number Sequences
      1904 views
      9. General Term in a Number Sequence
    9. General Term in a Number Sequence
      1826 views
      10. Problem Solving
    10. Problem Solving
      963 views
      9.4: Equations and inequalities (Practice Test)
      Solution of Linear Equations
    1. Solution of Linear Equations
      1322 views
      2. Problem-Solution of Linear Equations
    2. Problem-Solution of Linear Equations
      2802 views
      3. Finding Solution Using Method of Equating the Coefficients
    3. Finding Solution Using Method of Equating the Coefficients
      4365 views
      4. Elimination by Substitution Method
    4. Elimination by Substitution Method
      4552 views
      5. Finding Solution Using Method of Cross Multiplication
    5. Finding Solution Using Method of Cross Multiplication
      554 views
      6. Solving Simultaneous Linear Equations -p1
    6. Solving Simultaneous Linear Equations -p1
      829 views
      7. More on Solving Simultaneous Linear Equations -p1
    7. More on Solving Simultaneous Linear Equations -p1
      661 views
      8. Solving Simultaneous Linear Equations -p2
    8. Solving Simultaneous Linear Equations -p2
      286 views
      9. More on Solving Simultaneous Linear Equations -p2
    9. More on Solving Simultaneous Linear Equations -p2
      635 views
      10. Introducing Linear Inequality
    10. Introducing Linear Inequality
      2079 views
      11. Problem-Introducing Linear Inequality
    11. Problem-Introducing Linear Inequality
      1547 views
      9.5: Functions and graphs (Practice Test)
      Introduction to Function
    1. Introduction to Function
      33866 views
      2. More on Introduction to Functions
    2. More on Introduction to Functions
      11149 views
      3. Problem1-Introduction to Function
    3. Problem1-Introduction to Function
      6005 views
      4. Problem2-Introduction to Function
    4. Problem2-Introduction to Function
      677 views
      5. Problem3-Introduction to Function
    5. Problem3-Introduction to Function
      6740 views
      6. Problem4-Introduction to Function
    6. Problem4-Introduction to Function
      4776 views
      7. Types of Relations
    7. Types of Relations
      700 views
      8. Inverse of a Function
    8. Inverse of a Function
      4588 views
      9. More on Inverse of a Function
    9. More on Inverse of a Function
      1843 views
      10. Problem1-Inverse of a Function
    10. Problem1-Inverse of a Function
      465 views
      11. Problem2-Inverse of a Function
    11. Problem2-Inverse of a Function
      1803 views
      12. Domain & Range of Inverse Function
    12. Domain & Range of Inverse Function
      520 views
      13. Graphical Solution of the Equation
    13. Graphical Solution of the Equation
      796 views
      9.6: Graphs in practical situations (Practice Test)
      Speed-Time Graphs
    1. Speed-Time Graphs
      266 views
      2. Graphs in Practical Situation
    2. Graphs in Practical Situation
      265 views
      9.7: Sets (Practice Test)
      Set Definition
    1. Set Definition
      66158 views
      2. Problem-Set Definition
    2. Problem-Set Definition
      3598 views
      3. Set Notation and its Characteristics
    3. Set Notation and its Characteristics
      14544 views
      4. Problem-Set Notation & its Characteristics
    4. Problem-Set Notation & its Characteristics
      1665 views
      5. Descriptive and Tabular Notation
    5. Descriptive and Tabular Notation
      7613 views
      6. Problem-Presentation of a Set
    6. Problem-Presentation of a Set
      490 views
      7. Set Builder Notation
    7. Set Builder Notation
      10597 views
      8. Problem-Set Builder Notation
    8. Problem-Set Builder Notation
      1875 views
      9. Introducing Venn Diagram
    9. Introducing Venn Diagram
      10489 views
      10. Problem-Introducing Venn Diagram
    10. Problem-Introducing Venn Diagram
      3237 views
      9.8: Matrices (Practice Test)
      Addition of Matrices
    1. Addition of Matrices
      4594 views
      2. Problem-Addition of Matrices
    2. Problem-Addition of Matrices
      2751 views
      3. Subtraction of Matrices
    3. Subtraction of Matrices
      2574 views
      4. Problem-Subtraction of Matrices
    4. Problem-Subtraction of Matrices
      1949 views
      5. Multiplication of Matrix by Real Number
    5. Multiplication of Matrix by Real Number
      3354 views
      6. Problem-Multiplication of Matrix by Real Number
    6. Problem-Multiplication of Matrix by Real Number
      2039 views
      7. Multiplication of Matrices
    7. Multiplication of Matrices
      5440 views
      8. More on Multiplication of Matrices
    8. More on Multiplication of Matrices
      572 views
      9. Problem1-Multiplication of Matrices
    9. Problem1-Multiplication of Matrices
      3003 views

    Chapter 10 Revision: Geometry and Measurement ( 76 videos)  (Practice Test)

      10.1: Angles, Triangles and Polygons
      Alternate and Corresponding Angles
    1. Alternate and Corresponding Angles
      2768 views
      2. Problem-Alternate and Corresponding Angles
    2. Problem-Alternate and Corresponding Angles
      230 views
      3. Concept of Alternate Interior Angles
    3. Concept of Alternate Interior Angles
      701 views
      4. Concept of Interior Angles
    4. Concept of Interior Angles
      665 views
      5. Problem- Finding Angles Formed by a Transversal
    5. Problem- Finding Angles Formed by a Transversal
      569 views
      10.2: Congruence and similarity
      Similar Triangles
    1. Similar Triangles
      98 views
      2. Problem-Similar Triangles
    2. Problem-Similar Triangles
      4 views
      10.3: Pythagoras' theorem and trigonometry (Practice Test)
      Area of a Triangle with Given Sides
    1. Area of a Triangle with Given Sides
      414 views
      2. More on Area of a Triangle with Given Sides
    2. More on Area of a Triangle with Given Sides
      285 views
      3. Trigonometric Ratios of Acute Angles
    3. Trigonometric Ratios of Acute Angles
      5480 views
      4. Problem-Trigonometric Ratios of An Acute Angle
    4. Problem-Trigonometric Ratios of An Acute Angle
      1137 views
      5. Trigonometric Ratios of 45 Degree
    5. Trigonometric Ratios of 45 Degree
      6104 views
      6. Problem-Trigonometric Ratios of An Angle of 45 Degree
    6. Problem-Trigonometric Ratios of An Angle of 45 Degree
      647 views
      7. Trigonometric Ratios of 30 & 60 Degree
    7. Trigonometric Ratios of 30 & 60 Degree
      5589 views
      8. Problem-Trigonometric Ratios of Angles of 30 & 60 Degree
    8. Problem-Trigonometric Ratios of Angles of 30 & 60 Degree
      712 views
      9. Trigonometric Ratios of Complementary Angles
    9. Trigonometric Ratios of Complementary Angles
      1822 views
      10. Problem-Trigonometric Ratios of Complementary Angles
    10. Problem-Trigonometric Ratios of Complementary Angles
      1262 views
      11. Concept of Angle of Elevation & Depression
    11. Concept of Angle of Elevation & Depression
      3762 views
      12. Problem-Concept of Angle of Elevation & Depression
    12. Problem-Concept of Angle of Elevation & Depression
      2307 views
      13. Engineering and Heights and Distances
    13. Engineering and Heights and Distances
      541 views
      14. More on Engineering and Heights and Distances
    14. More on Engineering and Heights and Distances
      403 views
      15. Problem1-Engineering and Heights and Distances
    15. Problem1-Engineering and Heights and Distances
      278 views
      16. Problem2-Engineering and Heights and Distances
    16. Problem2-Engineering and Heights and Distances
      242 views
      17. Word problem when one Side and Angle of Elevation are Given
    17. Word problem when one Side and Angle of Elevation are Given
      2256 views
      18. Problem-When one Side & Angle of Elevation are Given
    18. Problem-When one Side & Angle of Elevation are Given
      417 views
      19. Heights and Distances
    19. Heights and Distances
      2217 views
      20. Problem-Heights and Distances
    20. Problem-Heights and Distances
      982 views
      21. Word problem when one Side and Angle of Depression are Given
    21. Word problem when one Side and Angle of Depression are Given
      1327 views
      22. Problem1-when One Side & Angle of Depression are Given
    22. Problem1-when One Side & Angle of Depression are Given
      1286 views
      23. Problem2-when One Side & Angle of Depression are Given
    23. Problem2-when One Side & Angle of Depression are Given
      207 views
      24. Word problem when Hypotenuse and Angle of Elevation are Given
    24. Word problem when Hypotenuse and Angle of Elevation are Given
      1016 views
      25. Problem-when Hypotenuse & Angle of Elevation are Given
    25. Problem-when Hypotenuse & Angle of Elevation are Given
      991 views
      26. Word Problem with given Sides-Angle of Elevation-Depression
    26. Word Problem with given Sides-Angle of Elevation-Depression
      1016 views
      27. Problem1-when Given Sides-Angle of Elevation-Depression
    27. Problem1-when Given Sides-Angle of Elevation-Depression
      1387 views
      28. Problem2-when Given Sides-Angle of Elevation-Depression
    28. Problem2-when Given Sides-Angle of Elevation-Depression
      1074 views
      29. Introducing Bearing
    29. Introducing Bearing
      1423 views
      30. Compass and True Bearing
    30. Compass and True Bearing
      158 views
      10.4: Mensuration (Practice Test)
      Relationship of Radius-Central Angle-Arc Length
    1. Relationship of Radius-Central Angle-Arc Length
      4832 views
      2. Problem1-Relationship of Radius-Central Angle-Arc Length
    2. Problem1-Relationship of Radius-Central Angle-Arc Length
      2380 views
      3. Problem2-Relationship of Radius-Central Angle-Arc Length
    3. Problem2-Relationship of Radius-Central Angle-Arc Length
      816 views
      4. Area of a Circular Sector
    4. Area of a Circular Sector
      3384 views
      5. Problem1-Area of a Circular Sector.
    5. Problem1-Area of a Circular Sector.
      2179 views
      6. Problem2-Area of a Circular Sector.
    6. Problem2-Area of a Circular Sector.
      726 views
      7. Problems Using Arcs and Sectors
    7. Problems Using Arcs and Sectors
      740 views
      8. More on Problems Using Arcs and Sectors
    8. More on Problems Using Arcs and Sectors
      665 views
      10.5: Geometrical transformation and symmetry (Practice Test)
      Intercepts and Symmetry
    1. Intercepts and Symmetry
      201 views
      2. Line of symmetry
    2. Line of symmetry
      3. Symmetric shapes on square grid
    3. Symmetric shapes on square grid
      4. Symmetric shapes on dot pattern
    4. Symmetric shapes on dot pattern
      5. Reflexive symmetry
    5. Reflexive symmetry
      6. Rotational symmetry
    6. Rotational symmetry
      7. Identify all lines of symmetry of a shape
    7. Identify all lines of symmetry of a shape
      8. Point of rotation and order of rotational symmetry
    8. Point of rotation and order of rotational symmetry
      10.6: Coordinate geometry (Practice Test)
      Normal Form of Equation of Straight Line
    1. Normal Form of Equation of Straight Line
      1522 views
      2. Problem1-Normal Form of Equation of Straight Line
    2. Problem1-Normal Form of Equation of Straight Line
      653 views
      3. Collinear& Non-Collinear Points
    3. Collinear& Non-Collinear Points
      3267 views
      4. Problem-Collinear& Non-Collinear Points
    4. Problem-Collinear& Non-Collinear Points
      338 views
      5. Perpendicular, Parallel lines
    5. Perpendicular, Parallel lines
      6. Problem-Perpendicular, Parallel lines
    6. Problem-Perpendicular, Parallel lines
      130 views
      10.7: Vectors
      Position Vectors
    1. Position Vectors
      1657 views
      2. Problem-Position Vectors
    2. Problem-Position Vectors
      540 views
      10.8: Properties of circles (Practice Test)
      Proof-2 Tangents can be Drawn to Circle from Point
    1. Proof-2 Tangents can be Drawn to Circle from Point
      1036 views
      2. More on Proof-2 Tangents can be Drawn to Circle from Point
    2. More on Proof-2 Tangents can be Drawn to Circle from Point
      780 views
      3. Length of Tangent to Circle
    3. Length of Tangent to Circle
      2201 views
      4. To Prove Circles Diameter is 2 Times its Radius
    4. To Prove Circles Diameter is 2 Times its Radius
      773 views
      5. Chords Perpendicular Passes Centre of Circle
    5. Chords Perpendicular Passes Centre of Circle
      905 views
      6. More on Chords Perpendicular Passes Centre of Circle
    6. More on Chords Perpendicular Passes Centre of Circle
      695 views
      7. Line From Centre and Midpoint of Chord is Perp to it
    7. Line From Centre and Midpoint of Chord is Perp to it
      552 views
      8. More on Line From Centre and Midpoint of Chord is Perp to it
    8. More on Line From Centre and Midpoint of Chord is Perp to it
      451 views
      9. Congruent Chords are Equidistance from Centre of Circle
    9. Congruent Chords are Equidistance from Centre of Circle
      580 views
      10. More on Congruent Chords are Equidistance from Centre of Circle
    10. More on Congruent Chords are Equidistance from Centre of Circle
      467 views
      11. Angle in Semi-Circle is Right Angle
    11. Angle in Semi-Circle is Right Angle
      723 views
      12. More on Angle in Semi-Circle is Right Angle
    12. More on Angle in Semi-Circle is Right Angle
      490 views
      13. Perpendicular Radial Segment is Tangent to Circle
    13. Perpendicular Radial Segment is Tangent to Circle
      747 views
      14. More on Perpendicular Radial Segment is Tangent to Circle
    14. More on Perpendicular Radial Segment is Tangent to Circle
      463 views
      15. Tangent to Circle is Perpendicular to Radial Segment
    15. Tangent to Circle is Perpendicular to Radial Segment
      538 views

    Chapter 11 Revision: Probability and statistics ( 11 videos)  (Practice Test)

      11.1: Probability (Practice Test)
      Simple Combined Events and Possibility Diagrams
    1. Simple Combined Events and Possibility Diagrams
      834 views
      2. Problem-Simple Combined Events and Possibility Diagrams
    2. Problem-Simple Combined Events and Possibility Diagrams
      418 views
      3. Multiplication of Probabilities and Independent Events
    3. Multiplication of Probabilities and Independent Events
      987 views
      4. More on Multiplication of Probabilities and Independent Events
    4. More on Multiplication of Probabilities and Independent Events
      683 views
      5. Problem-Multiplication of Probabilities of Independent Events
    5. Problem-Multiplication of Probabilities of Independent Events
      389 views
      6. Multiplication of Probabilities of n Independent Events
    6. Multiplication of Probabilities of n Independent Events
      454 views
      7. Problem-Multiplication of Probabilities of n Independent Events
    7. Problem-Multiplication of Probabilities of n Independent Events
      417 views
      8. Simple Combined Events and Tree Diagrams
    8. Simple Combined Events and Tree Diagrams
      843 views
      11.2: Statistics (Practice Test)
      Introducing Dot Diagram
    1. Introducing Dot Diagram
      199 views
      2. Box-and-Whisker Plots
    2. Box-and-Whisker Plots
      152 views
      3. Cummulative Frequency Curve
    3. Cummulative Frequency Curve
      974 views