Find the domain and range.
- {(-8,1),(-9,2),(-4,8),(-4,-2)}
A) Domain: {-9,-8,-4} ; range: {2,1,8,-2}
B) Domain: {-9,-8,-4,-14} ; range: {2,1,8,-2}
C) Domain: {-9,-8,-4,4} ; range: {2,1,8,-2}
D) Domain: {2,1,8,-2} ; range: {-9,-8,-4}

Question

Find the domain and range.
- {(-8,1),(-9,2),(-4,8),(-4,-2)} 
A) Domain:  {-9,-8,-4} ;  range:  {2,1,8,-2} 
B) Domain:  {-9,-8,-4,-14} ;  range:  {2,1,8,-2} 
C) Domain:  {-9,-8,-4,4} ; range:  {2,1,8,-2} 
D) Domain:  {2,1,8,-2} ;  range:  {-9,-8,-4}

Quizplus · Accepted Answer

The domain of a set of ordered pairs is the set of all first elements, and the range is the set of all second elements. For the given set, the domain is {-9, -8, -4} and the range is {1, 2, 8, -2}.

Find the Domain and Range