Find all relative extrema. Use the Second Derivative Test where applicable. f(x)=8 x(4^-x)

Name: Problem 55, Chapter 4: Calculus Early Transcendental Functions
Uploaded: 2021-08-20T21:50:20-08:00
Duration: 1 min 3 s
Channel: Carson Merrill
Description: Find all relative extrema. Use the Second Derivative Test where applicable. f(x)=8 x(4^-x)

Question

Carson Merrill · Accepted Answer

step 1 For the following problem, we want to consider f of x, which is equal to 8x times 4 to the x. So

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