CUET Mathematics 2023 15 June Shift 2 PYQs

If $y = e^{\frac{1}{2}\log(1+ \tan^2 x)}$, then $\frac{d^2y}{dx^2}$ is equal to:

If $(x+ 1) e^y = 1$ , then :

If $y = 3e^{2x} + 2e^{3x}$, then which one of the following is true ?