Definition of a Function
Which of the following tables represent valid functions?
x
\displaystyle {x}
x
f
(
x
)
\displaystyle {f{{\left({x}\right)}}}
f
(
x
)
-2
-1
3
1
3
5
7
8
11
14
x
\displaystyle {x}
x
f
(
x
)
\displaystyle {f{{\left({x}\right)}}}
f
(
x
)
-2
-5
3
2
4
2
7
9
12
14
x
\displaystyle {x}
x
f
(
x
)
\displaystyle {f{{\left({x}\right)}}}
f
(
x
)
-1
0
2
1
4
6
7
8
2
1
x
\displaystyle {x}
x
f
(
x
)
\displaystyle {f{{\left({x}\right)}}}
f
(
x
)
0
-3
1
2
6
5
7
8
12
10
Question Help:
Video
Submit
Try a similar question
License
[more..]