Revision: Numbers and Algebra

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    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