Let A={1,2,3,4,5,6,7,8,9,10} and B={2,3,5,7} . Find A cap B and hence show that A cap B = B

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1.Set Theory

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Let $A=\{1,2,3,4,5,6,7,8,9,10\}$ and $B=\{2,3,5,7\} .$ Find $A \cap B$ and hence show that $A \cap B = B$

Option A

Option B

Option C

Option D

Solution

We have $A \cap B=\{2,3,5,7\}=B .$ We note that $B \subset A$ and that $A \cap B = B .$

Standard 11

Mathematics

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