Question: Suppose that f is a twice differentiable function and that its second partial derivatives are continuous.Let h(t)= f(x(t),y(t))where x =4et and y =4t.Suppose that fx(4,0)=2,fy(4,0)=3,fxx(4,0)=3,fyy(4,0)=3,and

Suppose that f is a twice differentiable function and that its second partial derivatives are continuous.Let h(t)= f(x(t),y(t))where x =4et and y =4t.Suppose that fx(4,0)=2,fy(4,0)=3,fxx(4,0)=3,fyy(4,0)=3,and fxy(4,0)=2.Find d2hdt2when t =0.

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