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BITSAT2023MathematicsDifferential EquationsActual

The integrating factor of x d y d x -y=x^4-3 x is

Options

  1. Ax
  2. Bx
  3. C1 x
  4. D- X

Correct answer

C. 1 x

Step-by-step solution

aligned & (c) Since x d y d x -y=x^4-3 x & d y d x - y x =x^3-3 aligned Hence I F=e^ P d x =e^ - 1 x d x =e^ - x = 1 x

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