Practicing Success
CUET Preparation Today
CUET
-- Mathematics - Section A
Continuity and Differentiability
For which of the following functions, \(\frac{d^2 y}{dx^2}\) = y is not true?
y = \( { e }^{ x } \)
y = \( { e }^{-x } \)
y = sin x
All of the above
For y = sin x, \(\frac{d^2 y}{dx^2}\) = -y