Solve \(\displaystyle{x}\ {y}\ {\left.{d}{x}\right.}={\left({y}^{{3}}+{x}^{{2}}{y}+{x}^{{2}}\right)}\ {\left.{d}{y}\right.}\) dy differential

Makayla Stevens

Makayla Stevens

Answered question

2022-03-20

Solve x y dx=(y3+x2y+x2) dy dy differential equation.

Answer & Explanation

glikozyd3s68

glikozyd3s68

Beginner2022-03-21Added 16 answers

Step 1
xy dx =(y3+x2y+x2) dy 
x(y dx x dy )=y(y2+x2) dy 
(y dx x dy )=dyx(y2+x2) dy 
Divide by: y2
d(dxy)=dyx(1+dx2y2)dy
This is separable:
ddu1+u=2 dy 
With
u=(dxy)2

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