Ask your own question, for FREE!
Mathematics 22 Online
OpenStudy (anonymous):

simplify the expression using the double angle formula or half angle formula. cos^2theta/2-sin^2theta/2

OpenStudy (loser66):

is it not = cos \(\theta\)?

OpenStudy (anonymous):

yes i just got it thanks

OpenStudy (loser66):

yw

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!