Question

Math

Answer 1

can you find the derivative ?

Answer 2

Yeah its -4x^3 +4x

Answer 3

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Answer 4

x = -1
x = 0
x = 1

Answer 5

It can only be two of those

Answer 6

x = -1
x = 1

Answer 7

I think its -1 and 0 is that correct @welshfella ?

Answer 8

f'=-4(x^3-x)