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8-17 Domain and Range, Independent and Dependent Variables



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

State the domain of the relation.
mc001-1.jpg
A
{-4, 0, 1, 3}
C
{-3, 6, 8}
B
{-4, -3, 0, 1, 3, 6, 8}
D
{-3, 3, 6, 8}
 

 2. 

State the range of the relation.
mc002-1.jpg
A
{-3, 3, 6, 8}
C
{-3, 6, 8}
B
{-4, -3, 0, 1, 3, 6, 8}
D
{-4, 0, 1, 3}
 

 3. 

State the range of the relation {(-9,3), (-7,5), (-5,5), (-3,7)}.
A
{-9, -7, -5, -3}
C
{-9, -7, -3}
B
{3, 5, 7}
D
{-9, -7, -5, -3, 3, 5, 7}
 

 4. 

State the domain of the relation {(-9,3), (-7,5), (-5,5), (-3,7)}.
A
{-9, -7, -5, -3}
C
{-9, -7, -3}
B
{3, 5, 7}
D
{-9, -7, -5, -3, 3, 5, 7}
 

 5. 

What is the range of this relation?
mc005-1.jpg
A
{-7, -5, 0, 1, 3, 8}
C
{-7, -5, 0, 3}
B
{-7, 1, 8}
D
{-7, -5, 1, 8}
 

 6. 

What is the domain of this relation?
mc006-1.jpg
A
{-7, -5, 0, 1, 3, 8}
C
{-7, -5, 0, 3}
B
{-7, 1, 8}
D
{-7, -5, 1, 8}
 

 7. 

Which is the greatest value in the range of mc007-1.jpg for the domain {-2, 0, 2, 4}?
A
-19
C
23
B
-5
D
25
 

 8. 

Which relation has a domain of {-2, 4, 9}?
A
{(-2, 4), (9, 4), (9, 7)}
C
{-2, 11), (5, 1), (9, -4)}
B
{(3, -2), (4, 4), (5, 9)}
D
{(-2, 1), (-2, 3), (4, 7), (9, 10)}
 

 9. 

James is saving the money he earned mowing lawns over the summer to buy new shoes and clothes before school starts.  The more lawns he mows, the more money he makes.

Identify the independent variable.
A
Yards mowed
C
Months worked
B
Money earned
D
New clothes and shoes
 

 10. 

A plant seems to grow faster if it has more hours of sunlight.  The more hours of sunlight, the less time it takes the plant grows.

Identify the dependent variable.
A
Hours of sunlight
C
Amount of grow time
B
Type of plant
D
Amount of water
 



 
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