Precalculus I--Part 4--Test 6

Precalculus Practice Exam

Part 4 Test 6 Time: 2 hours

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:
- 3A-4B
- .
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 1-i, of multiplicity 3.
Find , if for .
Given the following constraints:
- Find the maximum value of z=3x-5y.
- Find the minimum value of z=3x-5y.

If you would like to check your answers, click on Answers .

If you would like to practice on another Part 4, click on Next Exam.

If you would like to practice on exams for Parts 1, 2 or 3, click on Menu . It will take you back to the original menu.

Thu Jul 3 17:21:09 MDT 1997