SOLUTION: Find the value of the following integrals  Cos^2x+3cosx+2/2+cosx dx  ( e^× + 1) ( e^x - 1 ) dx intervals between 0 to 1

Algebra ->  Trigonometry-basics -> SOLUTION: Find the value of the following integrals  Cos^2x+3cosx+2/2+cosx dx  ( e^× + 1) ( e^x - 1 ) dx intervals between 0 to 1       Log On


   

Question 1082557: Find the value of the following integrals 
Cos^2x+3cosx+2/2+cosx dx 
( e^× + 1) ( e^x - 1 ) dx intervals between 0 to 1
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
You can do a substitution and long division,
%28u%5E2%2B3u%2B2%29%2F%282%2Bu%29=u%2B1
%28cos%5E2%28x%29%2B3cos%28x%29%2B2%29%2F%282%2Bcos%28x%29%29=cos%28x%29%2B1
So,
int%28%28cos%28x%29%2B1%29%2Cdx%29=sin%28x%29%2Bx%2BC