The area \(A\) of a square of side length \(s\) is \(A=s^2\text{.}\) Suppose \(s\) increases by an amount \(\Delta s=ds\text{.}\) Draw a square and then illustrate ...

CBSE Class 10 Maths Formulas from Chapter 3 - Pair of Linear Equations in Two Variables are provided here. Along with the formulas you can also get to read all necessary definitions and properties ...

Some important points to revise from the chapter are: • An equation of the form ax + by + c = 0, where a, b and c are real numbers, such that a and b are not both zero, is called a linear equation in ...

In most formulas, one variable is by itself on the left hand side (LHS) of the formula. This variable is the subject of the formula. Changing the subject of the formula is a process of rearranging a ...