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MHT CET202020 Oct 2020Evening ShiftMathematicsDifferential EquationsActual

The integrating factor of the differential equation d y d x (x x)+y=4 x is

Options

  1. A( x)
  2. Bx
  3. Ce^ x
  4. Dx

Correct answer

D. x

Step-by-step solution

We have d y d x (x x)+y =4 x d y d x + ( 1 x x ) y= 4 x I.F. =e^ d x x x =e^ ( x) = x

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