Alanna M.

asked • 04/01/20

cos3x+cos5x/cos3x-cos5x = cotxcot4x

prove the identity above

1 Expert Answer

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.