class="chapter" data-level="3.1.5" data-path="derivatives.html"><a href="derivatives.html#derivative-ruleschain-rule"><i class="fa fa-check"></i><b>3.1.5</b> Derivative Rules–Chain Rule</a></li>
<li class="chapter" data-level="3.1.6" data-path="derivatives.html"><a href="derivatives.html#derivative-rulessum-and-difference-rule"><i class="fa fa-check"></i><b>3.1.6</b> Derivative Rules–Sum (and difference) Rule</a></li>
<li class="chapter" data-level="3.1.7" data-path="derivatives.html"><a href="derivativ