Class 9 CBSE | Maths | Ch 2 | Introduction to Linear Polynomials | Lec -6 | Shaurya Batch

Welcome to MJ Education! In this session, Karan Sir breaks down the fundamentals of linear equations and guides you through graphing straight lines using the standard formula y=ax+b. Whether you are prepping for exams or trying to master coordinate geometry, this video provides step-by-step visual clarity on how lines behave on a graph. What You Will Learn in This Video: The Core Equation: Understanding how the formula y=ax+b maps onto a Cartesian plane. Decoding the Slope (a): Learn how changing the value of a affects the steepness and direction of the line—exploring positive slopes (linear growth) and negative slopes (linear decay). The Y-Intercept (b): Pinpoint the exact starting position where the line crosses the y-axis at (0, b). Graph Transformations: Master how altering a rotates lines around an intercept, while altering b shifts lines parallel to each other. Practice Problems Solved in This Session: Karan Sir walks through plotting and analyzing the following sets of linear equations on a grid : 1. Positive Slopes Compared: y=4x, y=2x, and y=x 2. Negative Slopes Compared: y=-6x, y=-3x, and y=-x 3. Opposing Directions: y=5x and y=-5x 4. Parallel Shifts (Positive Slope): y=3x-1, y=3x, and y=3x+1 5. Parallel Shifts & Rotations: y=-2x-3, y=-2x, and y=2x+3 👇 Important Links: 📲 Enroll in Shaurya Batch Here: https://forms.gle/DFgztsrQYQzyH2GB9 Join Our Official Telegram Channel: https://t.me/mjshauryabatch #Maths #LinearEquations #Graphing #CoordinateGeometry #MJEducation #KaranSir