Malka G.

asked • 07/15/18

(sin x + sin 3x + sin 5x )/ (cos x + cos 3x + cos 5x) = tan 3x

how do you prove this identity (using a level maths)

2 Answers By Expert Tutors

By:

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.