First Order ODE in form y' = F ((a x + b y + c) over (d x + e y + f))/Example
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Theorem
$\dfrac {\d y} {\d x} = \dfrac {x + y + 4} {x - y - 6}$
The first order ODE:
- $(1): \quad \dfrac {\d y} {\d x} = \dfrac {x + y + 4} {x - y - 6}$
has the general solution:
- $\map \arctan {\dfrac {y + 5} {x - 1} } = \ln \sqrt {\paren {x - 1}^2 + \paren {y + 5}^2} + C$