Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

Please help!! Multiple choice... complete the identity. sin x (sin 4x + sin 6x) a. 1/2 cos x (cos 4x + cos 6x) b. 1/2 cos x (cos 4 x - cos 6x) c. cos x (cos 4 x - cos 6x) d. cos x (cos 4 x + cos 6x)

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!