Q.25 Maths CBSE 2008 set 65/1

Asked by  | 21st Mar, 2008, 11:18: AM

Expert Answer:

Put  (arctan x)=t

limits will change from 0 to pi/4

and expression will be 2t2*sec2t dt

use integration by parts and solve it.

Answered by  | 10th Aug, 2008, 03:18: AM

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