5 cal problems

Question Description

1.
Which one of the following is a function? (4 points)

5x – 2y = 10

5x – 2y2 = 9

5×2 – 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.

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