Differentiate each expression with respect to $x$.

$x^7$
$-3x^{-2}$, where $x\ne0$
$4\sqrt{x}$, where $x>0$
$9$

Question

Differentiate each expression with respect to $x$. $x^7$ $-3x^{-2}$, where $x\ne0$ $4\sqrt{x}$, where $x>0$ $9$

Accepted Answer

(a) $7x^6$; (b) $\frac{6}{x^3}$; (c) $\frac{2}{\sqrt{x}}$; (d) $0$.

Differentiation