algebra

graph the following function on the set of axes below. f(x) = lxl, -3 less than or equal to x less than 1 and 4, 1 less than or equal to x less than or equal to 8

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  1. all those words!

    f(x) =
    |x| if -3 <= x < 1
    4 if 1 <= x <= 8

    Just plot each line, and mark off the sections you want.

    http://www.wolframalpha.com/input/?i=plot+[piecewise+[{{|x|,+-3%3C%3Dx%3C1},{4,+1%3C%3Dx%3C8}}]]

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