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Home > MC1 > Chapter 4 > Lesson 4.1.4 > Problem 4-43

4-43.

Sara turned in these two graphs for homework, but her teacher marked them wrong. Explain to Sara what mistakes she made. Then choose one of her graphs to correct, copy it on your paper, and correct it.  

Look at how Sara drew her axes. What seems strange?

  1. First quadrant graph, x axis has 4, equally spaced, marks, labeled, 1, 2, 3, 4. y axis has 4, equally spaced marks, labeled, 1, 2, 4, 8. Points on the graph are: (0, comma 1), (1, comma 2), (2, comma 4) and (3, comma 8).

    Notice the intervals on the .

    First quadrant graph, x axis has 4, equally spaced, marks, labeled, 1, 2, 3, 4. y axis has 8, equally spaced, marks, labeled, 1, 2, 3, 4, 5, 6, 7, 8. Points on the graph are: (0, comma 1), (1, comma 2), (2, comma 4) and (3, comma 8).

  1. First quadrant graph, x axis has 7, equally spaced, marks, labeled, 0, 1, 2, 3, 4, 5, 6. y axis has 7, equally spaced marks, labeled, 0, 1, 2, 3, 4, 5, 6. Points on the graph are: (0, comma 6), (1, comma 5), (2, comma 4), (3, comma 3), (4, comma 2), (5, comma 1) and (6, comma 0).

    What are the of the origin?

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