s="o">*</span><span class="n">y</span><span class="o">**</span><span class="mf">2.52</span><span class="o">+</span><span class="mi">9</span><span class="o">*</span><span class="n">y</span><span class="o">**</span><span class="mf">1.26</span>
<span class="w">       </span><span class="k">call </span><span class="n">plot</span><span class="p">(</span><span class="n">x</span><span class="p">,</span><span class="n">y</span><span class="p">,</span><span class="n">size</span><span class="p">(</span><span class="n