Solve the given initial-value problem. The DE is homogeneous. xy^2(dy/dx)=y^3/x^3

Brenda Leach

Brenda Leach

Answered question

2022-11-29

Solve the given initial-value problem. The DE is homogeneous.
x y 2 d y d x = y 3 x 3

Answer & Explanation

Lucas Contreras

Lucas Contreras

Beginner2022-11-30Added 11 answers

x y 2 d y d x = y 3 x 3 y 2 d y = y 3 d x x x 3 d y y = d x x 4 1 y d y = x 4 d x ln y = 1 3 x 3 + C
Given y ( 1 ) = 1 ln ( 1 ) = 0 = 1 3 + C C = 1 3 ln y = 1 3 ( 1 1 x 3 ) 3 ln y = x 3 1 x 3 or  y 3 = e x 3 1 x 3

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