Ask your own question, for FREE!
Trigonometry 14 Online
OpenStudy (anonymous):

if cos(2x) = 45/53, prove that tan(x) = 2/7 this has to be done using the triangle method, we don't do cos inverse of 45/53, or whatever :P

hartnn (hartnn):

|dw:1350481184847:dw| drawing a figure always help :)

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!