Question

Find all relative extrema of the function. Use the Second-Derivative Test when applicable. (If an answer...

Find all relative extrema of the function. Use the Second-Derivative Test when applicable. (If an answer does not exist, enter DNE.)

f(x) = x4 − 4x3 + 7

relative maximum     (x, y) =
   
relative minimum     (x, y) =
   

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