Which is the intersection of the sets {1, 4, 8, 9} and {2, 4, 7, 9, 11}?

{4, 9}

{1, 2, 7, 8, 11}

null set

{1, 2, 4, 7, 8, 9, 11}

Question

24 February, 09:16

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Answers (1)

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Warren · Answer 1

7

Here is a tip:

so you have {1 2 4 7 8 9 11} Take your fingers on each end and cover each number till you get you the middle.

Which is the intersection of the sets {1, 4, 8, 9} and {2, 4, 7, 9, 11}?{4, 9}{1, 2, 7, 8, 11}null set{1, 2, 4, 7, 8, 9, 11}