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N x e d. DX/dy=dy/DX. Dy/DX И D 2y/DX Y=X\x2-1. Dy/DX И d2y/dx2 y=1-x2. Производная d^2y/DX^2.
DX/dy=dy/DX. Dy/DX И D 2y/DX Y=X\x2-1. Dy/DX И d2y/dx2 y=1-x2. Производная d^2y/DX^2.

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