X to the power of 2 minus 6 minus 7
1 answer:
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Answer:
The relation is a function
Step-by-step explanation:
Given
Required
Determine if the points is a function or not
A relation can be expressed as:
Where
When any domain element occurs more than once, then the relation is not a function.
The domain of the above points are:
In this case, no domain occur more than once; in other words, no x value occur more than once
<em>Hence, the relation is a function</em>