# How do you find the critical numbers for #h(t) = (t^(3/4)) − (9*t^(1/4))# to determine the maximum and minimum?

##### 1 Answer

Dec 12, 2017

#### Explanation:

Differentiate

After finding the derivative

Set

Multiply both sides by

Solve now for

The point

graph{y=x^(3/4)-9*x^(1/4) [-40, 40, -20, 10]}

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