Which of the following relations represents a function?
2 answers:
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A parabola is open up if a > 0.
The vertex formula:
(h; k) - the coordinates of the vertex
Therefore h = -5 < 0
Answer: B. y = x² + 10x + 24.
A parabola is open up if a > 0.
The vertex formula:
(h; k) - the coordinates of the vertex
Therefore h = -5 < 0
Answer: B. y = x² + 10x + 24.
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