Class 11th Mathematics, Straight Lines
Equation of a Straight Line – Point Slope Form
1. Concept Overview The point–slope form of a straight line is used when: The slope of the line is known,…
Class 11th Mathematics, Straight Lines
Equation of a Straight Line – Slope Intercept Form
1. Concept Overview The slope–intercept form of a straight line is used when: The slope of the line and The
Class 11th Mathematics, Straight Lines
Equation of a Straight Line – Two Point Form
1. Concept Overview When two distinct points on a straight line are known, we can uniquely determine the equation of
Class 11th Mathematics, Straight Lines
When Three Points are Collinear
1. Concept Overview Three points are said to be collinear if they lie on the same straight line. Statement: Three
Class 11th Mathematics, Straight Lines
Slope or Gradient of a Straight Line Joining Two Points
1. Statement / Concept Overview The slope (or gradient) of a straight line joining two given points measures how steep
Class 11th Mathematics, Straight Lines
Slope or Gradient of a Straight Line Perpendicular to X-axis
1. Statement / Concept Overview A straight line parallel to the y-axis has a constant x-coordinate for all its points.
Class 11th Mathematics, Straight Lines
Slope or Gradient of a Straight Line Parallel to X-axis
1. Statement / Concept Overview A straight line parallel to the x-axis has a constant y-coordinate for all its points.
Class 11th Mathematics, Straight Lines
Slope or Gradient of a Straight Line
1. Statement / Concept Overview The slope (or gradient) of a straight line is a numerical measure that describes the
Class 11th Mathematics, Geometric Progression
Example 1 – Sum of Geometric Progression
Practice Questions with Step-by-Step Solutions Question 1: Find the sum of the first 6 terms of the G.P. 2, 10,
Class 11th Mathematics, Geometric Progression
Sum of n Terms of Geometric Progression
1. Recall: What is a Geometric Progression? A sequence is a Geometric Progression (G.P.) if each term is obtained by
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