Graph of the conic <span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle 4xy+3y^{2}+2x+4y=0}"><semantics><mrow class="MJX-TeXAtom-ORD"><mstyle displaystyle="true" scriptlevel="0"><mn>4</mn><mi>x</mi><mi>y</mi><mo>+</mo><mn>3</mn><msup><mi>y</mi><mrow class="MJX-TeXAtom-ORD"><mn>2</mn></mrow></msup><mo>+</mo><mn>2</mn><mi>x</mi><mo>+</mo><mn>4</mn><mi>y</mi><mo>=</mo><mn>0</mn></mstyle></mrow><annotation encoding="application/x-tex">{\displaystyle 4xy+3y^{2}+2x+4y=0}</annotation></semantics></math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/d0cb65193a71ac94126b15c71bd4345d47021482" class="mwe-math-fallback-image-inline" aria-hidden="true" style="vertical-align: -0.671ex; width:24.617ex; height:3.009ex;" alt="4xy+3y^{2}+2x+4y=0"></span>
<a href="//commons.wikimedia.org/wiki/User:Krishnavedala" title="User:Krishnavedala">Krishnavedala</a>
<span class="int-own-work" lang="en">Own work</span>