allerySolve dy/dx = (y/x):
Ay = x²
By = ln x
Cy = Cx (linear, homogeneous)
Dy = e^x
Answer & Solution
Correct answer: C. y = Cx (linear, homogeneous)
**Variable separable:** dy/y = dx/x → ln|y| = ln|x| + C → y = Cx.
(Family of lines through origin.)
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