圆C1:X*X+Y*Y+2Y-6Y-26=0与圆C2:X*X+Y*Y-4X+2y+4=0的公切线有多少条

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/04 06:45:24
圆C1:X*X+Y*Y+2Y-6Y-26=0与圆C2:X*X+Y*Y-4X+2y+4=0的公切线有多少条

圆C1:X*X+Y*Y+2Y-6Y-26=0与圆C2:X*X+Y*Y-4X+2y+4=0的公切线有多少条
圆C1:X*X+Y*Y+2Y-6Y-26=0与圆C2:X*X+Y*Y-4X+2y+4=0的公切线有多少条

圆C1:X*X+Y*Y+2Y-6Y-26=0与圆C2:X*X+Y*Y-4X+2y+4=0的公切线有多少条
(x+1)^2+(y-3)^2=6^2
(x-2)^2+(y+1)^2=3^2
圆心距离5,6-3

2条