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-- Mathematics - Section B2
Calculus
If $ x=2t^3 $ and $y = 3t^4 ,$ then $\frac{d^2y}{dx^2}$ is equal to :
$\frac{3}{4t}$
$\frac{1}{3t^2}$
$\frac{2}{3t}$
$\frac{3}{2t^2}$