SOLUTION: What is a vertical shift of a graph?

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Question 126906: What is a vertical shift of a graph?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
A vertical shift of +4 means all points have their y-value
increased by 4.
Ex: The point (x,y) would move to (x,y+4) for every (x,y).
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Cheers,
Stan H.