Question

If dy/dx means to differentiate then what is
(d^2)y/d(x^2)? I don't think it's intergrate as my answer is not the same as the markscheme..

Answer 1

I do believe it is the second derivative

Answer 2

It means you have to find derivative of dy/dx ............

Answer 3

yeah

Answer 4

its called Double derivative. To obtain double derivative you have to differentiate dy/dx.