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gulaghasi [49]
2 years ago
8

How do you recongnize functions?

Mathematics
2 answers:
natta225 [31]2 years ago
5 0

Answer:

That is not a function :)

Step-by-step explanation:

You can recognize functions by seeing if it passes the <em><u>vertical line test</u></em><em><u>.</u></em> If you draw a vertical line anywhere are the grid and it crosses the equation in more then one place then it does not pass the test, and is not a function.

Here's an attachment that might help

kari74 [83]2 years ago
5 0
This graph is not a function.


This is because the line is supposed to touch ONE point on the graph. If the line touches MORE THAN ONE point on the graph it is not considered a function. Hope this helps!
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slamgirl [31]

simplify


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n-2 = 5n + 2


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n - 2 - 5n = 5n + 2 - 5n


simplify


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add 2 to both sides


-4n - 2 + 2 = 2 + 2


simplify


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divide both sides by -4


-4n/-4 = 4/-4


simplify


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                             hope it helps



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