Which of the following is an integrating factor for the equation (4xy+3y2)dx+(2x2+3xy)dy=0(4xy + 3y^2)dx + (2x^2 + 3xy)dy = 0(4xy+3y2)dx+(2x2+3xy)dy=0?
μ(x,y)=x2y\mu(x,y) = x^2yμ(x,y)=x2y
μ(x,y)=xy\mu(x,y) = xyμ(x,y)=xy
μ(x,y)=x+y\mu(x,y) = x+yμ(x,y)=x+y
μ(x,y)=x2\mu(x,y) = x^2μ(x,y)=x2