Question

number of subsets of {2,3,5,7} , which has 3 elements​​

Answer 1

Answer:

4

Step-by-step explanation:

Number of subsets having three elements=4C3

=4C1=4 ways

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Answer 2

Answer:

Hope you understand:

explanation =

A={2,3,5}

B={3,5,7}

C={2,5,7}

these are the subsets of {2,3,5,7}