Precalculus Practice Exam

Part 4 Test 1 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 on the top of a building that is 1,000 feet high, looks down, with an angle of depression of 42 degrees, to the base of the building across the street. How far apart are the buildings?

  5. A total of $10,000 is invested for 10 years at 12% per year compounded quarterly. How much interest will be earned during the 10 years?

  6. Solve for x in the inequality

    displaymath76

  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 real zeros of tex2html_wrap_inline120 given that 2i is a zero.

  10. Solve the following system of equations for tex2html_wrap_inline124 and tex2html_wrap_inline126

    eqnarray44


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Wed Jun 18 16:18:33 MDT 1997

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