1.

If 3 + cos2θ = 3(cot2θ + sin2θ), 0° < θ < 90°, then what is the value of (cos θ + 2sinθ)?

A. \(\frac{{3\sqrt 3 + 1}}{2}\)
B. \(\frac{{2\sqrt {3\;} + 1}}{2}\)
C. \(\frac{{\sqrt {3\;} + 2}}{2}\)
D. 3√2
Answer» C. \(\frac{{\sqrt {3\;} + 2}}{2}\)


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