x^2-4x+y^2-10y+29=0x^2-4x+4+y^2-10y+25=0(x-2)^2+(y-5)^2=0x=2,y=5x^2y^2+2x^3*y^2+x^4y^2=x^2y^2(1+2x+x^2)=x^2y^2(x+1)^2=4*25*9=900
