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NDA 2012
Exam
NDA
Year
2012
Subject
Mathematics
Chapter
Differential Equations

NDA 2012 · Mathematics · Differential Equations

For the differential equation ((d y)/(d x))^2-x((d y)/(d x))+y=0 ,...

For the differential equation (dydx)2−x(dydx)+y=0\left(\frac{d y}{d x}\right)^2-x\left(\frac{d y}{d x}\right)+y=0, which one of the following is not its solution?

Options

  1. Ay=x−1y=x-1
  2. B4y=x24 y=x^2
  3. Cy=xy=x
  4. Dy=−x−1y=-x-1

Correct answer

C. y=xy=x

Step-by-step solution

The correct answer is option C.
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