Function f(x)=2x^3-9x^2+12 x+29 is monot...

Function `f(x)=2x^3-9x^2+12 x+29` is monotonically decreasing when (a) `x<2` (b) `x >2` (c) `x >3` (d) `1ltxlt2`

A

`xlt2`

B

`xgt2`

C

`xgt1`

D

`1ltxlt2`

Verified by Experts

The correct Answer is:

D

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