1.

Which of these equations are used to classify PDEs?

A. \(b(\frac{dy}{dx})-c=0\)
B. \(a(\frac{dy}{dx})^2-b(\frac{dy}{dx})=0\)
C. \((\frac{dy}{dx})^2-(\frac{dy}{dx})+1=0\)
D. \(a(\frac{dy}{dx})^2-b(\frac{dy}{dx})+c=0\)
Answer» E.


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