Precalculus Practice Exam

Part 4 Test 6 Time: 2 hours


Matrix Algebra is no longer included in Math 4109.

  1. Solve the following system of equations using Matrices:

    eqnarray11

  2. Find the determinant of

    displaymath66

  3. Find the inverse of the matrix

    displaymath67

  4. Find the area of the triangle formed by the vertices (2,6),(-1,6) and (8,11).

  5. If tex2html_wrap_inline72 , and tex2html_wrap_inline74 find the following:

  6. Find all the solutions of the following system of linear equations:

    eqnarray29

  7. If tex2html_wrap_inline82 , find the following:

  8. When is

    displaymath68

  9. Find a polynomial with zero 7 of multiplicity 3, zero of -1 of multiplicity of 4, zero of 0 with multiplicity 2, and zero of 1-i, of multiplicity 3.

  10. Find tex2html_wrap_inline88 , if tex2html_wrap_inline90 for tex2html_wrap_inline92 .
  11. Given the following constraints:

    eqnarray36


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Thu Jul 3 17:21:09 MDT 1997

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