Question

open up resources - 8th grade > identify functions: tables acc
learn with an example or watch a video
look at this table:
x\ty
17\t18
14\t12
11\t16
16\t13
is this relation a function?
yes
no
submit
work it out
not feeling ready yet? these can help:
input/output tables: find the rule (8)
lesson: relations and fu

Explanation:

Step1: Recall function definition

A relation is a function if every input ($x$-value) has exactly one output ($y$-value).

Step2: Check unique x-values

Review the $x$-values: 17, 14, 11, 16. All $x$-values are unique, so each has only one corresponding $y$-value.

Answer:

yes