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Whimsical
 3 years ago
how do you integrate (sin(x))^2 without using the trigo identity cos(2x)=12(sin(x))^2
Whimsical
 3 years ago
how do you integrate (sin(x))^2 without using the trigo identity cos(2x)=12(sin(x))^2

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Aamal
 3 years ago
Best ResponseYou've already chosen the best response.0can we there use anyother trigo identity

Whimsical
 3 years ago
Best ResponseYou've already chosen the best response.0erm... u cant use any trigo identity or integrating it by parts

Aamal
 3 years ago
Best ResponseYou've already chosen the best response.0yeah integraion by parts give our result

brinethery
 3 years ago
Best ResponseYou've already chosen the best response.1Maybe Usubstitution for this one?

Whimsical
 3 years ago
Best ResponseYou've already chosen the best response.0is it impossible to integrate this without using trigo identity or intergration by parts? can we use chain rule and integrate it into \[1/3\cos^3(x)\]

Whimsical
 3 years ago
Best ResponseYou've already chosen the best response.0ok i understand now thankyou

brinethery
 3 years ago
Best ResponseYou've already chosen the best response.1You can also use the good ol' table of integrals but I'm sure your teacher doesn't want that. http://integraltable.com/integraltable.html#SECTION00007000000000000000
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