Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section A

Chapter

Continuity and Differentiability

Question:

For which of the following functions, \(\frac{d^2 y}{dx^2}\) = y is not true?

Options:

y = \( { e }^{ x } \)

y = \( { e }^{-x } \)

y = sin x

All of the above

Correct Answer:

y = sin x

Explanation:

For y = sin x, \(\frac{d^2 y}{dx^2}\) = -y