第1151题:与上一题类似
已圆外一点 P(−2,3)P(-2,3)P(−2,3) 和圆O:O:O: (x−8)2+(y+5)2(x-8)^2+(y+5)^2(x−8)2+(y+5)2 =41=41=41 ,则 PPP 到圆 OOO 的距离ddd 的最大值和最小值分别是( ).
A. dmin=41d_{min}=\sqrt{41}dmin=√41 ,dmax=341d_{max}=3\sqrt{41}dmax=3√41
B. dmin=89d_{min}=\sqrt{89}dmin=√89 ,dmax=289d_{max}=2\sqrt{89}dmax=2√89
C. dmin=45d_{min}=4\sqrt{5}dmin=4√5 ,dmax=65d_{max}=6\sqrt{5}dmax=6√5
D. dmin=241d_{min}=2\sqrt{41}dmin=2√41 ,dmax=341d_{max}=3\sqrt{41}dmax=3√41