AM-2118

Product rule

A Math · Secondary 4 · Medium · Product rule

Given that

y=(x-3)\sqrt{3x+1}

, find

\dfrac{dy}{dx}

.

$\dfrac{9x-7}{2\sqrt{3x+1}}$
$\dfrac{3x-9}{2\sqrt{3x+1}}$
$\sqrt{3x+1}+\dfrac{3}{2\sqrt{3x+1}}$
$\dfrac{9x+3}{2\sqrt{3x+1}}$

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