CUET Mathematics 2023 7 June Shift 1 PYQs

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

The supply function of a commodity is P = $x^3+2x+18$. When 4 units of commodity are sold , then producer surplus is:

If $y = \frac{\log x}{x^2}$, then $\frac{d^2y}{dx^2}$ is equal to