Is there any difference between your idea and _____? [ ]
A. he
B. his
C. she
D. her
答案:B
已知圆C:x2+y2+2x-4y+3=0.
(1)若不经过坐标原点的直线l与圆C相切,且直线l在两坐标轴上的截距相等,求直线l的方程;
(2)设点P在圆C上,求点P到直线x-y-5=0距离的最大值与最小值.
水热互结伤阴的小便不利证,当选用()
A.猪苓散
B.猪苓汤
C.茯苓戎盐汤
D.栝蒌瞿麦丸
E.滑石白鱼散