Answers to Additional Practice: Determining Whether the Slope of a
Line is Positive, Negative, Infinite or Zero

In the graphs below (a through f), which contain(s) a line with a positive slope? A negative slope? Slope of zero? Infinite slope?

(a) negative slope
(d) positive slope
(b) infinite slope
(e) negative slope
(c) positive slope
(f) slope of zero

If you got all of these correct, continue on the next section of this unit. If you did not get the answer, you should read through the detailed solutions and review this unit.

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