12.·································· 若直线y=+n与y=mx-1相交于点.则··························· ( ). (A)m=.n=- (B)m=.n=-1 (C)m=-1.n=- (D)m=-3.n=- 查看更多

 

题目列表(包括答案和解析)

若直线y=+n与y=mx-1相交于点(1,-2),则

[  ]

A.m=,n=-

B.m=,n=-1

C.m=-1,n=-

D.m=-3,n=-

查看答案和解析>>


同步练习册答案