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#48) Solve the given equation 2 sin +5 sin 0-12=0 13) (7.5 #10) (6pts) Solve the given equation 309 cos 20 = cos 0

#48) Solve the given equation 2 sin +5 sin 0-12=0 13) (7.5 #10) (6pts) Solve the given equation 309 cos 20 = cos 0 2 14) (7.5 #45) (6pts) Use a double or half angle formula to solve the equati in the interval [0,2) cos 20+ cos 0 = 2

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