问题
选择题
已知点(x1,-2),(x2,2),(x3,3)都在反比例函数y=
|
答案
将点(x1,-2),(x2,2),(x3,3)分别代入y=
6 |
x |
得x1=6÷(-2)=-3,x2=6÷2=3,x3=6÷3=2.即x1<x3<x2.
故选B.
已知点(x1,-2),(x2,2),(x3,3)都在反比例函数y=
|
将点(x1,-2),(x2,2),(x3,3)分别代入y=
6 |
x |
得x1=6÷(-2)=-3,x2=6÷2=3,x3=6÷3=2.即x1<x3<x2.
故选B.