配套习题- 函数的定义 -【青果学院】

1/4单选题

难度：

1.如下图给出的四个对应关系，其中构成函数的是(　　)

A	(1)(2)
B	(1)(4)
C	(1)(2)(4)
D	(3)(4)

正确答案：Qg==

6Kej5p6Q77ya5ZyoKDIp5Lit77yM5YWD57SgMeWSjDTmsqHmnInlr7nlupTlhYPntKDvvIwoMynkuK3lhYPntKAx5ZKMMumDveacieS4pOS4quWFg+e0oOS4juWug+S7rOWvueW6lO+8jOS4jea7oei2s+aYoOWwhOeahOWumuS5ie+8mygxKeOAgSg0KeespuWQiOaYoOWwhOWumuS5iS4g5pWF6YCJQg==

2/4单选题

难度：

2.函数y＝f(x)的图象与直线x＝m（m是函数定义域内的数值）的交点个数为(　　)

A	一个
B	无数个
C	零个
D	两个

正确答案：QQ==

6Kej5p6Q77ya5pei54S26L+Z5Liq5Zu+5YOP5piv5Ye95pWw5Zu+5YOP77yM6K+05piO5Zyo5a6a5LmJ5Z+f5YaF77yM5a+55LqO5Lu75oSP5LiA5LiqeOmDveacieWUr+S4gOeahHnkuI7kuYvlr7nlupTvvIHmiYDku6XlvZN4PW3ml7bvvIzlupTor6XmnInllK/kuIDnmoR55LiO5LmL5a+55bqU77yMeD1t6L+Z5p2h55u057q/5ZKM5Zu+5b2i5Y+q5pyJ5LiA5Liq5Lqk54K577yB

3/4单选题

难度：

3.

如下图，可表示函数y＝f(x)的图象的只可能是(　　)

A	A正确
B	B正确
C	C正确
D	D正确

正确答案：RA==

PHA+6Kej5p6Q77ya6Iul5LiA5Liq5Zu+5YOP5piv5Ye95pWw5Zu+5YOP77yM6YKj5LmI5a+55LqO5Ye95pWw5a6a5LmJ5Z+f5YaF55qE5Lu75oSP5LiA5LiqeO+8jOW6lOivpeacieWUr+S4gOeahOaVsHnkuI7kuYvlr7nlupTvvIzkuZ/lsLHmmK/vvIzlgZrkuIDmnaHlkox46L2055u45LqS5Z6C55u055qE57q/77yM6L+Z5p2h57q/5ZKM5Zu+5b2i5Y+q6IO95pyJ5LiA5Liq5Lqk54K577yBPGJyPjwvcD4=

4/4单选题

难度：

4.

设集合M＝{x|0≤x≤2}，N＝{y|0≤y≤2}，给出如下四个图形，其中能表示从集合M到集合N的函数关系的是(　　)

A	A正确
B	B正确
C	C正确
D	D正确

正确答案：RA==

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