Hannah H.

asked • 03/27/17

Trig problem

Evaluate sin(sin-1(sin60)) [60 degrees]
evaluate cos-1(cos(cos-10.5)) if the angle is in quadrant 1. 

2 Answers By Expert Tutors


Kendra F. answered • 03/27/17

4.7 (23)

Patient & Knowledgeable Math & Science Tutor

Kenneth S. answered • 03/27/17

4.8 (62)

I unveil the mysteries and secrets of trigonometry & you'll love it.

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