.</li>

    <li>Find equations of tangent lines and tangent planes to
    surfaces. We'll do this three ways.</li>

    <li>Find derivatives of composite functions, using the chain
    rule (matrix multiplication).</li>
  </ol>You'll have a chance to teach your examples to your peers
  prior to the exam.
<section>
  <h1>Limits</h1>
    <div class="marginpar larsonfive">See Larson 13.2 for more about limits and continuity.</div>
                <p>In the previous chapter, we learned how to
  describe lots of