Lessons
03 Linear Equations in Two Variables
- Linear Equations in Two Variables
- Simultaneous Linear Equation: Elimination Method
- Graphical Method of Solving Simultaneous Equations in Two Variables
- Determinant Method or Cramer’s Rule Method of Solving Simultaneous Equations
- Example on Determinant Method
- Conditions of Consistency of Simultaneous Equations
- Conditions of Consistency of Simultaneous Equations: Examples
- Equations Reducible to a Pair of Linear Equations in Two Variables (Substitution Method)
- Application of Simultaneous Equations
02 Quadratic Equations
- Quadratic Equations: Introduction
- Zeroes of a Quadratic Polynomial
- Roots of Quadratic Equation
- Factorization Method of solving quadratic equation
- Completing Square Method of Solving Quadratic Equation
- Formula Method of Solving Quadratic Equation
- Nature of the Roots of a Quadratic Equation
- Relation Between the Roots and Coefficients
- Examples on Relation Between the Roots and Coefficients
- Formation of Quadratic Equation Using Roots
- Word Problems Based on Quadratic Equations
- Equation Reducible to Quadratic Equation
06 Statistics
- Introduction to Statistics
- Measures of Central Tendency
- Mean of Grouped Frequency Distribution - Direct Method
- Mean of Grouped Frequency Distribution - Assumed Mean Method
- Mean of Grouped Frequency Distribution - Step Deviation Method
- Median for Grouped Frequency Distribution
- Mode of Grouped Frequency Distribution
- Graphical Representation of Statistical Data: Histogram
- Frequency Polygon and Frequency Curve: By Histogram
- Frequency Polygon and Frequency Curve: Without using Histogram
- Reading the Pie Diagram
- Construction of Pie Diagram
- Comparing the Measures of Central Tendency