Precalculus Practice Exam

Part 4 Test 7 Time: 2 hours

  1. For the function tex2html_wrap_inline80 , determine the:

  2. Simplify each expression:

  3. Given that tex2html_wrap_inline90 and tex2html_wrap_inline92 , find the remaining five trigonometric functions of the angle tex2html_wrap_inline94 .

  4. Find tex2html_wrap_inline96 if tex2html_wrap_inline98 . Restrict domain if necessary.

  5. Find the inverse of the following function(restrict the domain if necessary):
  6. If you invested $1,000 for 4 years as follows:

  7. Find a polynomial function that passes through the point (3,24), has a double zero of 3 and zeros 1 and -1

  8. Solve for x: tex2html_wrap_inline104

  9. Find the quadratic function tex2html_wrap_inline106 whose graph contains the points (1,-2),(2,1) and (-1,10).

  10. Suppose you are given a polynomial function of degree four with a relative maximum of 10 located at x=0, a relative maximum of 22 located at x=10, and a relative maximum of -5 located at x=4. On what interval(s) is the function:

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Fri Nov 21 14:30:33 MST 1997

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