A derivative test is a mathematical test that uses derivatives of a function to locate and classify the nature of the critical points of the function. The best-known examples are the first and second derivative tests.

# Derivative Test

## See also

First Derivative Test, Second Derivative Test## Explore with Wolfram|Alpha

## Cite this as:

Weisstein, Eric W. "Derivative Test."
From *MathWorld*--A Wolfram Web Resource. https://mathworld.wolfram.com/DerivativeTest.html