SOLUTION: Is the Relation y={{x-3}} a function? one of the brackets is big and one is little, dont know if that makes a difference or not.

Question 188057: Is the Relation y={{x-3}} a function?
one of the brackets is big and one is little, dont know if that makes a difference or not.
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
all lines are function except for vertical lines and those take the form of x=a
:
try the vertical line test on any line and it will pass except for x=a...remember in a function there can be one and only one y value for any given x........so the line y=x-3 is a function
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