Overview
1.
Which one of the following is a function? (4 points)
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5x - 2y = 10 |
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5x - 2y2 = 9 |
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5x2 - 2y2 = 9 |
2.
Determine the range of f(x) = 3(x - 2)2 + 3. (4 points)
All real numbers | |
y ≥ 3 | |
y > 3 | |
y ≥ 0 |
3.
Find the domain of f(x) = 
. (4 points)
x > 2 | |
x ≥ 2 | |
x ≥ -2 | |
All real numbers |
4.
Find the domain for the function f(x) = 
. (4 points)
x ≠ 2 | |
x ≥ -3, x ≠ 2 | |
x ≥ -3 | |
All real numbers |
5.
Which of the following statements are true about functions and relations? (4 points)
No trigonometric functions are relations. | |
All trigonometric functions are relations. | |
A trigonometric function may or may not be a relation. | |
The vertical line test will not work for trigonometric relations. |