The minimum value of the function f(x)=2...

The minimum value of the function `f(x)=2x^3-21 x^2+36 x-20` is
(a) `-128`
(b) `-126`
(c) `-120`
(d) none of these

A

`-128`

B

`-126`

C

`-120`

D

None of these

Verified by Experts

The correct Answer is:

A

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