配套习题- 反比例函数的图像和性质 -【青果学院】

1/5单选题

难度：

1.在反比例函数y＝

的每一条曲线上，y都随着x的增大而减小，则k的值可以是（　　）

A	-1
B	1
C	2
D	3

正确答案：QQ==

6Kej77ya4oi15Y+N5q+U5L6L5Ye95pWwee+8nTxpbWcgd2lkdGg9MjIgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvN0EvRDUvckJBQ0psVmluUXV4aGt6d0FBQUJrZVN0cU9ZODc0LnBuZyI+5Zu+6LGh55qE5q+P5LiA5p2h5puy57q/5LiK77yMeemaj3jnmoTlop7lpKfogIzlh4/lsI/vvIw8YnI+4oi0MS1r77yeMO+8jDxicj7op6Plvpdr77ycMe+8jjxicj7mlYXpgIlB77yO

2/5单选题

难度：

2.函数y=kx+2与y=

在同一坐标系内的图象可以是（　　）

A
B
C
D

正确答案：Qg==

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

3/5单选题

难度：

3.反比例函数的图象如图所示，则这个反比例函数的解析式可能是（　　）青果学院

A
B
C
D

正确答案：Qw==

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

4/5单选题

难度：

4.已知反比例函数y=-

，下列结论不正确的是（　　）

A	图象必经过点（-1，2）
B	y随x的增大而增大
C	图象分布在第二、四象限内
D	若x＞1，则-2＜y＜0

正确答案：Qg==

6Kej77yaQeOAge+8iC0x77yMMu+8iea7oei2s+WHveaVsOeahOino+aekOW8j++8jOWImeWbvuixoeW/hee7j+i/h+eCue+8iC0x77yMMu+8ie+8mzxicj5C44CB5Zyo5q+P5Liq6LGh6ZmQ5YaFeemaj3jnmoTlop7lpKfogIzlop7lpKfvvIzlnKjoh6rlj5jph4/lj5blgLzojIPlm7TlhoXkuI3miJDnq4vvvIzliJnlkb3popjplJnor6/vvJs8YnI+Q+OAgeWRvemimOato+ehru+8mzxicj5E44CB5ZG96aKY5q2j56Gu77yOPGJyPuaVhemAiULvvI4=

5/5单选题

难度：

5.已知反比例函数的图象经过点（-2，4），当x＞2时，所对应的函数值y的取值范围是（　　）

A	-2＜y＜0
B	-3＜y＜-1
C	-4＜y＜0
D	0＜y＜1

正确答案：Qw==

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