Question

How to find a rule for non linear graphs?

Answer 1

Explanation:

You need extensive knowledge about functions families and their graph. You also need to know how to find the equation of the rule given points.

If you need examples, ask me

Answer 2

A non-linear graph can be described by an equation. In fact any equation, relating the two variables x and y, that cannot be rearranged to: y = mx + c,