3. Relations and Functions
3.03 Identifying functions
Adaptive
Worksheet
Interactive practice questions
Express the relation $\left\{\left(2,2\right),\left(4,4\right),\left(6,3\right),\left(7,5\right)\right\}${(2,2),(4,4),(6,3),(7,5)} in the table below.
| $x$x | $y$y |
|---|---|
| $2$2 | $\editable{}$ |
| $4$4 | $\editable{}$ |
| $6$6 | $\editable{}$ |
| $7$7 | $\editable{}$ |
Easy
< 1min
Express the relation $\left\{\left(1,2\right),\left(3,5\right),\left(7,8\right),\left(8,11\right)\right\}${(1,2),(3,5),(7,8),(8,11)} as a series of points on the coordinate axes.
Easy
< 1min
The pairs of values in the table represent a relation between $x$x and $y$y. Do they represent a function?
Medium
< 1min
The pairs of values in the table represent a relation between $x$x and $y$y. Do they represent a function?
Medium
< 1min
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