# How do you differentiate f(x)=(x-2)^3+x using the sum rule?

$3 {\left(x - 3\right)}^{2} + 1$
$f ' \left(x\right) = \frac{d}{\mathrm{dx}} {\left(x - 3\right)}^{3} + \frac{d}{\mathrm{dx}} x$
= $3 {\left(x - 3\right)}^{2} + 1$