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Asked by jack

Find the relative extrema of

f(x) = -2x^2 + 4x + 3

I don't know how to use the First derivative test to find it.
14 years ago

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Answered by Reiny
take the first derivative and set it equal to zero.

-4x + 4 = 0
x = 1

sub that back into the function.
14 years ago
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Question

Find the relative extrema of

f(x) = -2x^2 + 4x + 3

I don't know how to use the First derivative test to find it.

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