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CUET
-- Mathematics - Section B2
Calculus
If $y=xy^2+4x^2, $ then $\frac{dy}{dx}$ is equal to __________.
$2xy+y^2+8x$
$2y+8x$
$\frac{8x+y^2}{1-2xy}$
$\frac{4x^2}{1-xy}$