solve the DE 10 xdy+5 ydx+3 ydy=0?
回答 (2)
2018-11-20 12:38 pm
10 xdy+5 ydx+3 ydy=0?
Multiply with y
10 y xdy+5 y^2 dx+3 y^2dy=0.
This will be
d( x y^2 +y^3)=0. Or xy^2 +y^3=constant
Multiply with y
10 y xdy+5 y^2 dx+3 y^2dy=0.
This will be
d( x y^2 +y^3)=0. Or xy^2 +y^3=constant
2018-11-20 8:21 am
use y = v x to get an easy DE in v & x
收錄日期: 2021-04-24 01:12:26
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