Asked by help me pls
Using an interval chart, find the location of the extreme values of the function f(x) = x^4 e^x. Leave the coordinates of your extreme values in exact form.
Answers
Answered by
oobleck
f'(x) = (x^4 + 4x^3) e^x = x^3(x+4)e^x
f'(x)=0 at x = 0, -4
so the extremes are (-4, 256/e^4), (0,0)
f'(x)=0 at x = 0, -4
so the extremes are (-4, 256/e^4), (0,0)
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