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If int(0)^(alpha) (3x^(2) + 2x + 1) dx =...

If `int_(0)^(alpha) (3x^(2) + 2x + 1) dx = 14, " then " alpha =`

A

1

B

2

C

`-1`

D

-2

Text Solution

Verified by Experts

The correct Answer is:
B
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