# How to find critical numbers calculus

Math can be difficult to understand, but it's important to learn How to find critical numbers calculus.

## Definition, Graph, How to Find Critical Points?

We say that x = c x = c is a critical point of the function f (x) f ( x) if f (c) f ( c) exists and if either of the following are true. f ′(c) =0 OR f ′(c) doesn't exist f ′ ( c) = 0 OR f ′ ( c) doesn't

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## Critical Points

Steps for finding the critical points of a given function f (x): 1.) Take derivative of f (x) to get f ‘ (x) 2.) Find x values where f ‘ (x) = 0 and/or where f ‘ (x) is undefined 3.) Plug the values obtained

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## Precalculus : Find the Critical Numbers of a Function

To find the critical numbers, find the values for x where the first derivative is 0 or undefined. For the function. The first derivative is. So for. the first derivative is. Settig the first derivative equal

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