Mathematics · essential
Second derivative definition for JEE
Derivatives of order upto two
Formula
\[\frac{d^2y}{dx^2}=\frac{d}{dx}\left(\frac{dy}{dx}\right)=y''\]
Variables: \(y=y(x)\).
Conditions: Requires first derivative differentiable.
Concavity, maxima-minima test, curve analysis.