12 questions
Which of the relations below is a function?
{(2, 3), (3, 4), (5, 1), (2, 4)}
{(2, 3), (3, 4), (6, 2), (7, 3)}
{(2, 3), ( 3, 4), (6, 2), (3, 3)}
Given the relation A = {(5, 2), (7, 4), (9, 10), (x, 5)}. Which of the following values for x will make relation A a function?
7
9
4
The following relation is a function.
{(10, 12), (5, 3), (15, 10), (5, 6), (1, 0)}
True
False
Which of the relations below is a function?
{(1, 1,), (2, 1), (3, 1), (4, 1), (5, 1)}
{(2, 1), (2, 2), (2, 3), (2, 4), (2, 5)}
{(0, 2), (0, 3), (0, 4), (0, 5), (0, 6)}
The graph of a relation is shown at the right. Is this relation a function?
Yes
No
Cannot be determined from a graph
Is the relation depicted in the table below a function?
Yes
No
Cannot be determined from a table
The graph of a relation is shown below. Is the relation a function?
Yes
No
Cannot be determined from a graph
Is the relation in the table below a function?
Yes
No
The graph of a relation is shown below. Is the relation a function?
Yes
No
Cannot be determined from a graph
The graph of a relation is shown below. Is the relation a function?
Yes
No
Cannot be determined from a graph
Given f(x) = 3x + 7, find f(5).
15
22
42
Which graph represents a function?