Question

2 sin^2 A - cos ^ A = 2 find A

Answer 1

Answer:

2(sin^2 A + cos^2 A). 2 sin^2 A - cos^2 A = 2sin^2 A + 2cos^2 A. 3cos^2 ... How do you find the value of cos^(-1) (cos 7л/6)?.

Step-by-step explanation:

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Answer 2

hope it helps the trick in this question is to know about the values of angles