1.

The values of parameter a for which the point of minimum of the function f(x)=1+a^(2)x-x^(3)satisfies the inequality (x^(2)+x+2)/(x^(2)+5x+6)lt0 are

Answer»

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

ANSWER :A::B


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