Matthew P.

asked • 04/19/16


find the exact value of cos^-1(cos16pi/5). i do not understand how to derive from unit circle

1 Expert Answer


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.


Find an Online Tutor Now

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