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OpenStudy (anonymous):
How do we find the vertex of the absolute value fcn: f(x) = 2|x + 2| - 3? Is it the same as how you would do it if it were the completing the square version of the parabola? In this case, is (-2,-3) the vertex? By vertex, I mean that point that joins the two lines together.
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OpenStudy (anonymous):
You're correct! (-2, -3)
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