Which of the following equations is of a parabola with a vertex at (3, 0)? y = (x - 3)^2 y = (x + 3)^2 y = x^2 - 3 y = x^2 + 3
Question
Updated 11/15/2014 10:00:19 PM
Flagged by janezeshun [11/15/2014 10:00:19 PM]
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Original conversation
User: Which of the following equations is of a parabola with a vertex at (3, 0)? y = (x - 3)^2 y = (x + 3)^2 y = x^2 - 3 y = x^2 + 3

User: Which of the following equations is of a parabola with a vertex at (0, 3)? y = (x - 3)^2 y = (x + 3)^2 y = x^2 - 3 y = x^2 + 3

Question
Updated 11/15/2014 10:00:19 PM
Flagged by janezeshun [11/15/2014 10:00:19 PM]
Rating
5
The equation of y = (x - 3)^2 is of a parabola with a vertex at (3, 0).
when x = 3
y = (x - 3)^2
y = (3 - 3)^2
y = 0
Confirmed by sujaysen [11/16/2014 9:30:28 AM]
5
The equation of y = x^2 + 3 is of a parabola with a vertex at (0, 3).
When x = 0 ,
y = x^2 + 3
y = 0 + 3
y = 3
Confirmed by sujaysen [11/16/2014 9:31:52 AM]

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