What is the result of solving ∫11+y2dy=∫dx\int \frac{1}{1+y^2} dy = \int dx∫1+y21dy=∫dx?
ln∣1+y2∣=x+C\ln|1+y^2| = x + Cln∣1+y2∣=x+C
arctan(y)=x+C\arctan(y) = x + Carctan(y)=x+C
y=tan(x)+Cy = \tan(x) + Cy=tan(x)+C
y33+y=x+C\frac{y^3}{3} + y = x + C3y3+y=x+C