1.

What is the differential equation whose solution represents the family c(y + c)2 = x3?

A. [2x/3 *(dy/dx) – y][x/3 *dy/dx]2 = x3
B. [x/3 *(dy/dx) – y][x/3 *dy/dx]2 = x3
C. [2x/3 *(dy/dx) – y][ 2x/3 *dy/dx]2 = x3
D. [x/3 *(dy/dx) – y][ 2x/3 *dy/dx]2 = x3
Answer» D.


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