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mygeekpride
Group Title
Use trig identites to transform the left side of equation into the right.
(1+cos theta)(1cos theta)= sin^2theta
 one year ago
 one year ago
mygeekpride Group Title
Use trig identites to transform the left side of equation into the right. (1+cos theta)(1cos theta)= sin^2theta
 one year ago
 one year ago

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AravindG Group TitleBest ResponseYou've already chosen the best response.0
1+cos theta =2cos^2 theta/2
 one year ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
multiply on the left, and get \[1\cos^2(\theta)\] then it should be easy enough
 one year ago

AravindG Group TitleBest ResponseYou've already chosen the best response.0
1cos theta=2sin^2 theta/2
 one year ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
is it clear that \[1\cos^2(\theta)=\sin^2(\theta)\]?
 one year ago

mygeekpride Group TitleBest ResponseYou've already chosen the best response.0
ooohh. yea. I see.
 one year ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
kk good
 one year ago

mygeekpride Group TitleBest ResponseYou've already chosen the best response.0
thank you(:
 one year ago

goformit100 Group TitleBest ResponseYou've already chosen the best response.0
"Welcome to OpenStudy. I can guide regarding this useful site; ask your doubts from me, for it you can message me. Please use the chat for off topic questions. And remember to give the helper a medal, by clicking on "Best Answer". We follow a code of conduct, ( http://openstudy.com/codeofconduct ). Please take a moment to read it."
 one year ago

adila98 Group TitleBest ResponseYou've already chosen the best response.0
use identity > a^2  b^2 for lhs then prove using cos2 + sin2 = 1
 one year ago

mjithin Group TitleBest ResponseYou've already chosen the best response.0
(1+cosθ)(1−cosθ)=(1−cosθ+cosθ−cos2θ) = sin2theta
 one year ago
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