1.

 If sin x cos x + sin 2x = 1, what are the values of x?

A. 20.90°, 69.1°
B. -20.67°, 69.3°
C. 32.2°, 69.3°
D. -32.2°, 69.3°
Answer» B. -20.67°, 69.3°


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