圆x^2+y^2-8x-14y+56=0的圆心坐标是________,直径是______.
问题描述:
圆x^2+y^2-8x-14y+56=0的圆心坐标是________,直径是______.
答
圆x^2+y^2-8x-14y+56=0的圆心坐标是_(4 ,7)_______,直径是___6___.
圆x^2+y^2-8x-14y+56=0的圆心坐标是________,直径是______.
圆x^2+y^2-8x-14y+56=0的圆心坐标是_(4 ,7)_______,直径是___6___.