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Sticky Note
The order of differential equation x²dy + y²dx = 0 is?
  1. 3
  2. 2
  3. 1
  4. None
Explanation

The given differential equation is: x²dy + y²dx = 0

This is a first-order differential equation because it involves only the first derivative of y (i.e., dy) and not higher-order derivatives (such as d²y/dx²).

To see this more clearly, we can rewrite the equation as: dy/dx = -y²/x²which is a first-order differential equation in the form dy/dx = f(x,y).

Related MCQs

  1. {1}
  2. {-1}
  3. {0}
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں

  1. -72
  2. -60
  3. -48
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں

  1. 2⁸
  2. 2¹³
  3. 2¹⁹
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں

  1. 3
  2. 5
  3. 6
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں

  1. 13
  2. 14
  3. 15
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں

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