If the Function Is One-To-One, Find Its Inverse $$\{ ( - 11,9 ) , ( 4,9 ) , ( - 14,18 ) \}$$

If the function is one-to-one, find its inverse. If not, write ʺnot one-to-one.ʺ
- $$\{ ( - 11,9 ) , ( 4,9 ) , ( - 14,18 ) \}$$

A) $\{ ( 9 , - 11 ) , ( - 14,4 ) , ( 18,9 ) \}$
B) not one-to-one
C) $\{ ( 9 , - 11 ) , ( 9,4 ) , ( 18 , - 14 ) \}$
D) $\{ ( - 11,9 ) , ( 9,4 ) , ( 18 , - 14 ) \}$

Correct Answer:

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