Question

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y=(корень из (0.5-sinx))cos x

Answer 1

$y=cfrac{sqrt{0,5-sin x}}{cos x}\0,5-sin xgeq 0\sin xgeq 0,5\cfrac{2pi}{3}+2pi nleq xleq cfrac{pi}{3}+2pi n\cos xneq 0\xneq cfrac{pi n}{2}\yinleft[cfrac{2pi}{3};cfrac{pi}{2}right)cupleft (cfrac{pi}{2};cfrac{pi}{3}right]$
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