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Find the Domain and Range of the Function Graphed [−1,∞)[ - 1 , \infty )

Question 248

Multiple Choice

Find the domain and range of the function graphed.
- Find the domain and range of the function graphed. -  A)  domain:  [ - 1 , \infty )  ; range:  [ - 3 , \infty )   B)  domain:  ( - \infty , - 1 )  \cup ( - 1 , \infty )  ; range:  ( - \infty , - 3 )  \cup ( - 3 , \infty )   C)  domain:  ( - \infty , \infty )  ; range:  ( - \infty , \infty )   D)  domain:  ( - \infty , \infty )  ; range:  [ - 3 , \infty )


A) domain: [−1,∞) [ - 1 , \infty ) ; range: [−3,∞) [ - 3 , \infty )
B) domain: (−∞,−1) ∪(−1,∞) ( - \infty , - 1 ) \cup ( - 1 , \infty ) ; range: (−∞,−3) ∪(−3,∞) ( - \infty , - 3 ) \cup ( - 3 , \infty )
C) domain: (−∞,∞) ( - \infty , \infty ) ; range: (−∞,∞) ( - \infty , \infty )
D) domain: (−∞,∞) ( - \infty , \infty ) ; range: [−3,∞) [ - 3 , \infty )

Correct Answer:

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