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The values of parameter a for which the ...

The values of parameter `a` for which the point of minimum of the function `f(x)=1+a^2x-x^3` satisfies the inequality `(x^2+x+2)/(x^2+5x+6)<0a r e` (a)`(2sqrt(3),3sqrt(3))` (b) `-3sqrt(3),-2sqrt(3))` (c)`(-2sqrt(3),3sqrt(3))` (d) `(-2sqrt(2),2sqrt(3))`

A

`(-3sqrt(3) -2sqrt(3) uu(2sqrt(3),3sqrt(3))`

B

`(-3sqrt(3),-2sqrt(3))`

C

`(-3sqrt(3),-2sqrt(3))`

D

`(-3sqrt(2) ,2sqrt(3))`

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