Hello Benjamin
ydx - xdy = 0
y dx = x dy
dx/x = dy/y
Integrating both sides
∫ dx/x = ∫ dy/y
log x = log y + C
log x - log y = C
log (x/y) = C
log (x/y) = log c
Cancelling log
x/y = c
Written on May 9, 2017, 9:07 p.m.
Hello Benjamin
ydx - xdy = 0
y dx = x dy
dx/x = dy/y
Integrating both sides
∫ dx/x = ∫ dy/y
log x = log y + C
log x - log y = C
log (x/y) = C
log (x/y) = log c
Cancelling log
x/y = c
Written on May 9, 2017, 9:07 p.m.