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Express the Set in Interval Notation (,9)( - \infty , - 9 )

Question 63

Multiple Choice

Express the set in interval notation.
- Express the set in interval notation. -  A)   ( - \infty , - 9 )   B)   [ - 9 , - 7 ]  C)   ( - 9 , \infty )   D)   ( - 9 , - 7 ]


A) (,9) ( - \infty , - 9 )
B) [9,7][ - 9 , - 7 ]
C) (9,) ( - 9 , \infty )
D) (9,7]( - 9 , - 7 ]

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