Question 1031767
.
graph x^2/4 + y^2/16 =1
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


Read this lesson &nbsp;<A HREF=https://www.algebra.com/algebra/homework/Quadratic-relations-and-conic-sections/Ellipse-definition--canonical-equation--characteristic-points-and-elements.lesson>Ellipse definition, canonical equation, characteristic points and elements</A>.