4.5.27 \((x+1) y'(x)=a y(x)+b x y(x)^2\)

ODE
\[ (x+1) y'(x)=a y(x)+b x y(x)^2 \] ODE Classification

[_rational, _Bernoulli]

Book solution method
The Bernoulli ODE

Mathematica
cpu = 0.328464 (sec), leaf count = 39

\[\left \{\left \{y(x)\to -\frac {a (a+1) (x+1)^a}{b (x+1)^a (a x-1)-a (a+1) c_1}\right \}\right \}\]

Maple
cpu = 0.032 (sec), leaf count = 40

\[\left [y \left (x \right ) = \frac {a \left (1+a \right )}{\left (1+x \right )^{-a} \textit {\_C1} \,a^{2}+\left (1+x \right )^{-a} \textit {\_C1} a -a b x +b}\right ]\] Mathematica raw input

DSolve[(1 + x)*y'[x] == a*y[x] + b*x*y[x]^2,y[x],x]

Mathematica raw output

{{y[x] -> -((a*(1 + a)*(1 + x)^a)/(b*(1 + x)^a*(-1 + a*x) - a*(1 + a)*C[1]))}}

Maple raw input

dsolve((1+x)*diff(y(x),x) = a*y(x)+b*x*y(x)^2, y(x))

Maple raw output

[y(x) = a*(1+a)/((1+x)^(-a)*_C1*a^2+(1+x)^(-a)*_C1*a-a*b*x+b)]