Ask your own question, for FREE!
Mathematics 19 Online
OpenStudy (babyslapmafro):

Please help, how is sin2tcos2t=.5sin4t

OpenStudy (babyslapmafro):

what trig identity allows this to be true

hartnn (hartnn):

there's a double angle identity for sine \(\large 2\sin A\cos A = \sin2A\)

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!