

MCQOPTIONS
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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 | |