Question

int t sin(2t) dt

Answer 1

\[\int\limits_{}^{}t \sin(2t) dt=1/2t(-\cos(2t))+1/4\sin(2t)\]

Answer 2

Is that correct?

Answer 3

yup

Answer 4

yup

Answer 5

That fast? lol

Answer 6

they memorized these thingies lol

Answer 7

I just came here because mimi was here :P

Answer 8

well ...u can say that ...because these were the first problem i solved wen i learnt about integration by parts!!! @igbasallote

Answer 9

you tagged my dupe account igbasallote not me lol

Answer 10

poor kid...getting spammed by tags meant for me

Answer 11

OH!!! .....