若x^2+9y^2-2x+24y+17=0,求x^2与y^2

问题描述:

若x^2+9y^2-2x+24y+17=0,求x^2与y^2

x²+9y²-2x+24y+17=0
(x²-2x+1)+(9y²+24y+16)=0
(x-1)²+(3y+4)²=0
x-1=0,3y+4=0
得x=1,y=-4/3
x²=1²=1
y²=(-4/3)²=16/9