Consider the differential equation \({x^2}\frac{{{d^2}y}}{{d{x^2}}} + x\frac{{dy}}{{dx}} - y = 0\). Which of the following is a solution to this differential equation for x > 0?

Consider the differential equation \({x^2}\frac{{{d^2}y}}{{d{x^2}}} +

1.	Consider the differential equation \({x^2}\frac{{{d^2}y}}{{d{x^2}}} + x\frac{{dy}}{{dx}} - y = 0\). Which of the following is a solution to this differential equation for x > 0?
A.	ex
B.	x2
C.	1/x
D.	In x
Answer» D. In x

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