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Let f(x)=x^3-3x^2+2x . If the equation f...

Let `f(x)=x^3-3x^2+2x` . If the equation `f(x)=k` has exactly one positive and one negative solution then the value of `k` equals. `-(2sqrt(3))/9` (b) `-2/9` `2/(3sqrt(3))` (d) `1/(3sqrt(3))`

A

`-(2sqrt3)/(9)`

B

`-(2)/(9)`

C

`(2)/(3sqrt3)`

D

`(1)/(3sqrt3)`

Text Solution

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The correct Answer is:
A
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