Learn how to calculate the equation of a line from a graph, work out the gradient from an equation, and visualise intercepts with this step-by step guide.

About Class 9 Maths Chapter 4 Linear Equations in Two Variables In this chapter, you will get to learn about linear equations and their applications in real life problems.

Quadratic equations are polynomials, meaning strings of math terms. An expression like “x + 4” is a polynomial. They can have ...