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.

## Leave a Reply