Please press start, followed by press "Algebra Conic Sections" , followed by flick from right to left on the page which says "Questions" (go to next page). To see the answer, touch 'Flip'
The name conic section originates from the fact that if you take a regular cone and "slice it" with a perfect plane, you get all kinds of interesting shapes. They include ellipse, parabola, and hyperbola. All these conic sections can be described by second order equation ax^2 + bxy + cy^2 + dx + ey = f
Tags: conic sections