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Between which two ordered pairs does the graph of f(x) = 1/2x2 + x – 9 cross the negative x-axis?
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Between which two ordered pairs does the graph of f(x) = 1/2x2 + x – 9 cross the negative x-axis?

User Linh Dam
by
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2 Answers

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(-6,0) and (-5,0)

Explanation:

User Merta
by
5.8k points
7 votes
the options of the question in the attached figure

we have that
f(x) = 1/2x² + x – 9

using a graph tool
see the attached figure

the graph of f(x) cross the negative x-axis at the point (-5.36,0)
so
the answer is
(–6, 0) and (–5, 0)
Between which two ordered pairs does the graph of f(x) = 1/2x2 + x – 9 cross the negative-example-1
Between which two ordered pairs does the graph of f(x) = 1/2x2 + x – 9 cross the negative-example-2
User Angelita
by
6.1k points
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