Let I=undersetaoversetbint(x^4-2x^2)dx. ...

Let `I=undersetaoversetbint(x^4-2x^2)dx`. If is minimum, then the ordered pair (a, b) is

A

`(0, sqrt(2))`

B

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

C

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

D

`(-sqrt(2), 0)`

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The correct Answer is:

B

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