1.

The differential equation \({\rm{y}} = {\rm{x}}\frac{{{\rm{dy}}}}{{{\rm{dx}}}} + \frac{{\rm{x}}}{{\left( {{\rm{dy}}/{\rm{dx}}} \right)}}\) is

A. First-order and first-degree
B. First-order and second-degree
C. Second-order and first-degree
D. Second-order and second-degree
Answer» C. Second-order and first-degree


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