SOLUTION: Justify each answer you give: a. Is the graph of a line a function? b. Is the graph of a circle a function?

Algebra.Com
Question 1015647: Justify each answer you give:
a. Is the graph of a line a function?

b. Is the graph of a circle a function?

Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
It can be a function so long as the line is neither vertical nor doubles back on itself.
A circle is not a function.

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