Practicing Success
CUET Preparation Today
CUET
-- Mathematics - Section B2
Calculus
If$ x=5t^3$ and $y=3t^4,$ then $\frac{d^2y}{dx^2}$ is equal to :
$\frac{3}{5t}$
$\frac{4}{75t^2}$
$\frac{2}{75t}$
$\frac{4}{75t}$