Question
Asked Mar 13, 2019
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given f(x)=x4-8x2+2, find all x-values such that f(x) has horizontal tangent lines 

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Expert Answer

Step 1

The tangent line is horizontal for the function f(x) when f'(x) = 0. Find all such points.

Find the derivative of the given function f(x)=x4-8x2+2.

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Step 2

Set f'(x) = 0 and find all such...

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Math

Calculus

Derivative

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