1.

If 2 sin ^2 a = √3 a=?​

Answer»

ANSWER:

2 \sin {}^{2} ( \alpha ) = \sqrt{3} \\ \sin {}^{2} ( \alpha ) = \frac{ \sqrt{3} }{2} \\ \alpha = \sin {}^{ - 1} ( \sqrt \frac{ \sqrt{3} }{2} )


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