CUET Mathematics 2024Calculus > Medium(A) - (I), (B) - (II), (C) - (III), (D) - (IV)(A) - (I), (B) - (III), (C) - (II), (D) - (IV)(A) - (II), (B) - (I), (C) - (III), (D) - (IV)(A) - (II), (B) - (IV), (C) - (III), (D) - (I)✅ Correct Option: 3Related questions:The second order derivative of which of the following functions is 5x5^{\mathrm{x}}5x ?If f(x)f(x)f(x), defined by f(x)={kx+1 if x≤πcosx if x>πf(x)=\left\{\begin{array}{lll}k x+1 & \text { if } & x \leq \pi \\ \cos x & \text { if } & x>\pi\end{array}\right.f(x)={kx+1cosx if if x≤πx>π is continuous at x=πx=\pix=π, then the value of kkk is :If t=e2xt=e^{2 x}t=e2x and y=loget2y=\log _{e} t^{2}y=loget2, then d2ydx2\frac{d^{2} y}{d x^{2}}dx2d2y is :