Mathematics · important
Standard parabola opening upward/downward for JEE
Sections of conics, equations of conic sections (parabola, ellipse and hyperbola) in standard forms
Formula
\(x^2=4ay\)\ or \(x^2=-4ay\)
Variables: \(a>0\).
Conditions: Vertex at origin, axis along \(y\)-axis.
Vertical-axis parabola problems.