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The image of the interval [-1,3] und...

The image of the interval `[-1,3]` under the mapping ` f : R to R` given by `f (x ) = 4x ^3 - 12 x ` is

A

`[8,72]`

B

`[0,72]`

C

`[-8,72]`

D

`[0,8]`

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The correct Answer is:
A
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