only one y-value paired with it.
5. What is the range of the relation shown on the mapping diagram?
A. R= {3,5,8)
C. R= {3,5,8, 12}
B. R= {-7,11
D. R= {all real numbers
MAPPING DIAGRA
6. In the given relation, what domain value corresponds to the range value -3?
{(-2,3), (-3,5), (3,6), (1,-3), (3,1)}
A. -3
B. 3
C. 1
D. 5
7. Which relation has a domain of {4,8} and a range of {1,6} ?
A. (4,6), (4,8), (1,6), (1,4)
C. (4,1), (4,6), (4,8), (8,6)
B. (4,1), (8,1), (4,6), (8,6)
D. (8,1), (6,8), (4,6) (8,6)
8. What is the domain of the graph on the right?
A. -7 <x<5
B.-3<x< 1
C.-3<y<1
D. -7 <y<5
9. What is the DEPENDENT variable in the statement below?
Drinking energy drinks makes people more aggressive.
A. drinking energy drinks
C. people
B. all kinds of drinks
D. aggressive behavior
10. What is the INDEPENDENT variable in the statement below?
The more time people spend using social media, the less they read books.
A. money for books
C. less books read
B. time on social media
D. reading disability​