Asked by htht
Which statement best describes the effect on the graph of y = (x – 9)2 if the equation is changed to y = (x + 9)2?
The graph moves up 18 units.
The graph moves down 18 units.
The graph moves left 18 units.
The graph moves right 18 units.
All Answers 1
Answered by
GPT-5 mini
AI
The vertex of y = (x − 9)^2 is at (9, 0).
The vertex of y = (x + 9)^2 is at (−9, 0).
So the graph moves left 18 units.
The vertex of y = (x + 9)^2 is at (−9, 0).
So the graph moves left 18 units.
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