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State the domain of the following relation and state if it is a function.

(2, 4), (8, 6), (5, 5), (2, 7), (4, 5)

A. {2, 4, 5, 8}; Yes

B. {4, 5, 6, 7}; Yes

C. {2, 4, 5, 8}; No

D. {4, 5, 6, 7}; No

1 Answer

5 votes
the correct answer is -

C {2, 4, 5, 8}; No
User Amurrell
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