Solution: In 718, use the information given about the angle
Chapter 8, Problem 9(choose chapter or problem)
In 718, use the information given about the angle to find the exact value of (a) (b) (c) (d) cos u 2 sin u 2 sin12u2 cos12u2 u, 0 u 6 2p, tan u = 43, p 6 u 63p2
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