DSolve[-(x^3*y[x]^6) + (x^3*y[x]^2 + x^2*y[x]^4 + x*y[x]^6)*Derivative[1][y][x] + Derivative[1][y][x]^2 - (x^2 + x*y[x]^2 + y[x]^4)*Derivative[1][y][x]^2 == 0,y[x],x]