Asked by Sandy East Ward
Which table shows a function whose range has exactly three elements?
x |f(x)
1 | 4
2 | 4
3 | 4
///////
x |f(x)
3 | 8
4 | 6
5 | 12
6 | 8
///////
x |f(x)
0 | 5
2 | 9
0 | 15
///////
x |f(x)
1 | 4
3 | 2
5 | 1
3 | 4
Is the answer D?
x |f(x)
1 | 4
2 | 4
3 | 4
///////
x |f(x)
3 | 8
4 | 6
5 | 12
6 | 8
///////
x |f(x)
0 | 5
2 | 9
0 | 15
///////
x |f(x)
1 | 4
3 | 2
5 | 1
3 | 4
Is the answer D?
Answers
Answered by
Steve
Not D, because f(3) has two different values. So, f is not a function.
Answered by
Sandy East Ward
Is it C? All the f(x) values are different.
Answered by
Kacie
It is A
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