Precalculus Practice Exam

Part 4 Test 2 Time: 2 hours

  1. Given the equation, tex2html_wrap_inline78 find the following:

  2. Given that the point tex2html_wrap_inline80 is located on the terminal side of the angle t, find a point on the terminal side of the following angles:

  3. Write tex2html_wrap_inline92 as an algebraic expression in x.

  4. A man, standing at the base of a building, looks up, with an angle of elevation of 42 degrees, to the top of the building across the street that is 2,000 feet high. How far apart are the buildings?
  5. A total of $40,000 is invested for 10 years at 14% per year compounded weekly. How much interest will be earned during the 10 years?

  6. Solve for x in the inequality


  7. Solve for x: tex2html_wrap_inline114 . Explain how you checked your answer, step-by-step.

  8. Assume that the world population at time t is given by tex2html_wrap_inline118 .

  9. Find the rational zeros of tex2html_wrap_inline120 .

  10. Solve the following system of equations for tex2html_wrap_inline122 , and z:


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Thu Jun 19 21:19:04 MDT 1997

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