SOLUTION: is x=-2 a function?

SOLUTION: is x=-2 a function?

Algebra.Com

Question 530093: is x=-2 a function?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
No, it's not a function because the graph violates the vertical line test.

Also, the one input x = -2 maps to more than one output. So it cannot be a function.
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