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Find derivative of the function $y=\sqrt{x}\cos(x)$.

Select ALL that apply.

$\cfrac{1}{2 \sqrt{x}} \cos(x) - \sqrt{x} \sin(x)$

$1/2 x^{3/2} \cos(x) + \sqrt{x} sin(x)$

$1/2 x^{-1/2} \cos(x) - \sqrt{x} sin(x)$

$1/2 x^{-1/2} \cos(x)$