SOLUTION: Is this a function? y = |x| + 5

Algebra ->  Functions -> SOLUTION: Is this a function? y = |x| + 5      Log On


   

Question 316895: Is this a function?
y = |x| + 5
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Graph it. Then try to draw a vertical line somewhere that intersects the graph in two places. If you CAN do that, then the relation is NOT a function. If you CANNOT do that, then the relation is a function. This is called the vertical line test.

John