When Y = t^3 – 3t, and X = t^2 + tWhat is differential d^2y/dx^2= ?

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- Feb 9th 2010, 06:45 AMjavad1983A question about a differentialWhen Y = t^3 – 3t, and X = t^2 + tWhat is differential d^2y/dx^2= ?
- Feb 9th 2010, 07:07 AMCalculus26
dy/dx = (dy/dt)/(dx/dt) = (3t^2 -3)/(2t+1)

d^2 (y)/dx^2 = d(dy/dx)/dx = [d(dy/dx)/dt] / [dx/dt]

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