washam13 |

Math 142 Review

washam13
washam13
Math 142 Review
Jan 26 2011, 6:37 PM EST | Post edited: Jan 26 2011, 6:37 PM EST
u substitution

Integration of (sinxcosx dx) u=sinx du= cosx dx
it becomes Integration of (u du)
Integrate: =u^2/2 + C
plug sinx back in for u >>>>>> (sin(x))^2/2 + C
if we take the derivative of this we'll get sin(x) cos(x) dx...... so it works out
Do you find this valuable?    
Sign in to be the first to reply.