Part 4
 Test 6
 Time: 2 hours

Matrix Algebra is no longer included in Math 4109.
 Solve the following system of equations using Matrices:
 Find the determinant of
 Find the inverse of the matrix
 Find the area of the triangle formed by the vertices
(2,6),(1,6) and (8,11).
 If , and
find the following:
 3A4B

 .
 Find all the solutions of the following system of linear equations:
 If , find the following:
 Vertex.
 Axis of Symmetry.
 Minimum Value.
 Maximum Value.
 Domain of f(x).
 Range of f(x).
 When is
 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 1i, of
multiplicity 3.
 Find , if for .
 Given the following constraints:
 Find the maximum value of z=3x5y.
 Find the minimum value of z=3x5y.
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Thu Jul 3 17:21:09 MDT 1997
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