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If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?Group of answer choices{2, 3, 5, 7, 9}{1, 2, 3, 5, 7, 9}{3, 5, 7}{2, 3, 5, 7}

Question

If A = {1, 3, 5, 7, 9} and B = {2, 3, 5, 7}, what is A ∩ B?Group of answer choices{2, 3, 5, 7, 9}{1, 2, 3, 5, 7, 9}{3, 5, 7}{2, 3, 5, 7}

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Solution

The intersection of two sets, denoted by A ∩ B, is the set of elements which are in both A and B.

So, let's find out the common elements in both sets A and B.

Set A = {1, 3, 5, 7, 9} Set B = {2, 3, 5, 7}

The common elements in both sets are 3, 5, and 7.

Therefore, A ∩ B = {3, 5, 7}

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