Question
Solve for $x : \sin^2x + \sin^2 30^\circ = 1$
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Answer
$\sin^2x + \sin^230^\circ = 1$
$\sin^2x = 1 –\sin^230^\circ$
$\sin ^2 x=1-\frac{1}{4}$
$\sin ^2 x=\frac{\sqrt{3}}{2}$
$x=60^{\circ}$
$\sin^2x = 1 –\sin^230^\circ$
$\sin ^2 x=1-\frac{1}{4}$
$\sin ^2 x=\frac{\sqrt{3}}{2}$
$x=60^{\circ}$
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