CBSE Class 12 Maths Notes Chapter 6 Application of Derivatives Rate of Change of Quantities: Let y = f(x) be a function of x. Then, represents the rate of change of y with respect to x. Also, [latex s=1]\frac { dy }{ dx }[/latex]x = x0 represents the rate of change of y with respect to x at x = x0. If two variables x and y are varying with respect to another variable t, … [Read more...]