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OpenStudy (anonymous):
1. The solution of 3tan2A = 2tanA +1 for 0º≤A≤90º is ____ degrees. 2. The solution of 4cos2A = 3cosA for 90º≤A≤180º is _____ degrees.
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OpenStudy (anonymous):
Express Tan2A interms of TanA
OpenStudy (anonymous):
At first
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