Exercises 12.4, page 356

  1. 1. 5(cos 126.9 °  + jsin 126.9 ° )

    The graph of a polar vector in quadrant 2.
  2. 3. 10(cos 36.9 °  + jsin 36.9 ° )

    The graph of a polar vector in quadrant 1.
  3. 5. 50(cos 306.9 °  + jsin 306.9 ° )

    The graph of a polar vector in quadrant 4.
  4. 7. 3.61(cos 123.7 °  + jsin 123.7 ° )

    The graph of a polar vector in quadrant 2.
  5. 9. 0.60(cos 204 °  + jsin 204 ° )

    The graph of a polar vector in quadrant 3.
  6. 11. 2(cos 60 °  + jsin 60 ° )

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