SOLUTION: Find the absolute maximum and minimum of f(x) = 2 x3(x cubed) - 9 x2(x squared) - 60x on the interval: -4< x < 8

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Question 864610: Find the absolute maximum and minimum of
f(x) = 2 x3(x cubed) - 9 x2(x squared) - 60x
on the interval: -4< x < 8

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the absolute maximum and minimum of
f(x) = 2 x3(x cubed) - 9 x2(x squared) - 60x
on the interval: -4< x < 8
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f%28x%29+=+2x%5E3+-+9x%5E2+-+60x
f'(x) = 6x%5E2+-+18x+-+60+=+0
x%5E2+-+3x+-+10+=+0
x = -2, x = 5