To evalute int x^3e^(3x^2+5)dx the simpl...

To evalute `int x^3e^(3x^2+5)dx` the simplest way is to

A

substitute `x^2=t`

B

substitute `3x^2=t`

C

integration by parts

D

can not evaluate

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Verified by Experts

The correct Answer is:

B

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