Answer Key 11.9

  1. x y
    10 0.1
    8 0.125
    5 0.2
    4 0.25
    2 0.5
    1 1
    0.5 2
    0.25 4
    0.2 5
    0.125 8
    0.1 10

     

  2. x y
    3 0
    2.5 ±1.7
    2 ±2.4
    1.5 ±2.6
    1 ±2.8
    0.5 ±2.9
    0 ±3
    −0.5 ±2.9
    −1 ±2.8
    −1.5 ±2.6
    −2 ±2.4
    −2.5 ±1.7
    −3 0
  3. x y
    5 10
    4 8
    3 6
    2 4
    1 2
    0 0
    −1 2
    −2 4
    −3 6
    −4 8
    −5 10
  4. x y
    0 180°
    1.5 150°
    2.6 120°
    3 90°
    2.6 60°
    1.5 30°
    0
    1.5 −30°
    2.6 −60°
    3 −90°
    2.6 −120°
    1.5 −150°
    0 −180°

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Intermediate Algebra by Terrance Berg is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

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