Answers

2014-06-10T12:18:23+08:00
X+y(dy/dx)=2 By Variable Separable
ydy/dx=-x+2
ydy=-xdx+2dx Integrating both sides
1/2y^2=-1/2x^2+2x+c multiply both sides by 2 and transpose x^2
y^2+x^2=4x+C1 where C1=2C
1 5 1