C.A. foundation solution Set and Function

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QUESTION 2

EXERCISE 7 A Q. 1
Q.1) The number of subsets of the set {2, 3, 5} is

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Correct

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The number of subsets for a set having n elements is 2ⁿ
The set {2, 3, 5} has three elements.
So the number of subsets = 2³
= 8.
Answer : (b)

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