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Precalc: Test for Chapter 1


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____________________ 1. The following three numbers

 make which statement below correct:
  1. x, y, and z are rational numbers
  2. x and y are rational, but z is irrational
  3. x and z are rational, but y is irrational
  4. y and z are rational, but x is irrational
  5. x, y and z are irrational
____________________ 2. The following three numbers

 make which statement below correct:
  1. x, y, and z are rational numbers
  2. x and y are rational, but z is irrational
  3. x and z are rational, but y is irrational
  4. y and z are rational, but x is irrational
  5. x, y and z are irrational
____________________ 3. The following three numbers

 make which statement below correct:
  1. x, y, and z are rational numbers
  2. x and y are rational, but z is irrational
  3. x and z are rational, but y is irrational
  4. y and z are rational, but x is irrational
  5. x, y and z are irrational
____________________ 4.
____________________ 5.
____________________ 6.
____________________ 7. Perform the indicated operation for the complex numbers given as
____________________ 8. Perform the indicated operation for the complex numbers given as
____________________ 9. Perform the indicated operation for the complex numbers given as
____________________ 10. Perform the indicated operation for the complex numbers given as
____________________ 11. Perform the indicated operation for the complex numbers given as
____________________ 12. Perform the indicated operation for the complex numbers given as
____________________ 13. Solve the following inequality
____________________ 14. Solve the following inequality
____________________ 15. Solve the following inequality
____________________ 16. Solve the following inequality
____________________ 17.
____________________ 18.

____________________ 19.
The next two problems are based on the "Battleship" game presented in class and in the web notes. In each problem you are given the distance from each of two points to the "ship". You are to use that information to identify the location of the ship.
____________________ 20.
____________________ 21.


____________________ 22. Find the domain for the relation given above.
____________________ 23. Find the range for the relation given above.
____________________ 24. Use the blank picture below to graph the relation given above. Be sure to indicate the axes and the scales for the two dimensions.
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____________________ 25. Write out the set listing for the relation that is pictured in the graph below. Be sure to answer this question in appropriate set notation.
____________________ 26.
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____________________ 29.
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PRECALCULUS: College Algebra and Trigonometry
© 2000 Dennis Bila, James Egan, Roger Palay