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STAAR Prep-8 Functions
By Heather Eck
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Last updated about 4 years ago
8 questions
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Question 1
1.
Question 2
2.
Question 3
3.
Question 4
4.
Question 5
5.
Question 6
6.
Question 7
7.
Question 8
8.
The table below represents a relationship.
Which statement is true about the relationship shown in the table?
It is a proportional relationship.
The y-intercept is 5.
It is a linear function.
The slope is 4.
Which graph represents a function?
The four tables below show relationships in which the x values represent inputs and the y values represent the corresponding outputs.
Which table represents a relationship that is
not
a function?
Table T
Table Q
Table S
Table R
Which graph below does
not
represent y as a function of x?
Which set of ordered pairs represents
y
as a function of
x
?
{(-9, 2), (0, 6), (1, -2), (-3, 6)}
{(3, 2), (-4, -2), (3, 1), (-4, 1)}
{(5, 4), (2, 3), (1, 1), (2, 4)}
{(-1, 0), (4, 3), (-7, -3), (-1, -8)}
Which mapping represents a relationship where y is a function of x?
Neither
are functions
Both
are functions
Relation #2
is a function
Relation #1
is
a function
Which representation shows y as a function of x?
Which set of ordered pairs represents y as a function of x?
{(8.1, 9), (9.1, 10), (10.1, 9), (9.1, 8)}
{(5, -7), (3, -7), (-9.2, -7), (9.2, -7)}
{(0, 0.5), (2, 1.5), (-5.5, 5), (-5.5, -6)}
{(9.3, -1), (7.3, -2), (7.3, 2), (9.3, 1)}