Ask your own question, for FREE!
Mathematics 20 Online
OpenStudy (anonymous):

Find all solutions to the equation in the interval [0, 2ð). cos 4x - cos 2x = 0

OpenStudy (calculusfunctions):

that interval is [0, 2?) I can't make it out. Is it 2 pi or something else?

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!