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Examine the relation defined at right. Then estimate the values below. 

  1. when

This is a function machine where the rule is a graph.  Your teacher will have a model of the graph.

  • Look at the graph to estimate the -value for each of the given -values.

    There are 5 -intercepts on the graph.

    For part (c), you are being asked to find the values for when . (Find the -intercepts).

    (a):            (b):