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99 Percentile Qs Bank for JEE MainMathematicsDifferential Equations

Integrating factor of (x+2 y^3 ) d y d x =y^2 is

Options

  1. Ae^ ( 1 y )
  2. Be^ - ( 1 y )
  3. Cy
  4. D-1 y

Correct answer

A. e^ ( 1 y )

Step-by-step solution

Given differential equation is array rlrl & & (x+2 y^3 ) d y d x =y^2 & y^2 d x d y & =x+2 y^3 & d x d y - x y^2 =2 y & & I F & =e^ - 1 y^2 d y =e^ 1 y array

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