## Precalculus Practice Exam

Part 1 Test 6 Time: 1 hour

1. Concerning the function .
• Sketch the function.
• On what interval is ?
2. Find the midpoint between the points (3,7) and (-6,1).
3. Find x so that the distance between the points (6,-1) and (x,9) is 12.
4. Find the center and radius of the circle defined by the equation

5. Given , and , find .
6. Find the domain of the function .
7. Determine whether the function is one-to-one. If it is, find its inverse. If not, explain why there is no inverse.
8. Find the slope of the line passing through the points (3,7), and (-1,2).
9. Given , find .
10. Is the function odd, even or neither?

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Wed Jul 2 16:47:20 MDT 1997

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