<exercise checkit-seed="0007" checkit-slug="Demo2" checkit-title="Product Rule">
<statement>
<p>
Explain how to find the rate of change <m>f'(x)</m>.
</p>
<me>
f(x)=2 \, x^{7} e^{x}
</me>
</statement>
<answer>
<me>
f'(x)=2 \, x^{7} e^{x} + 14 \, x^{6} e^{x}
</me>
</answer>
</exercise>