Q no.9

Q no.9 6. 7. 8. 10. If A = {1, 2, 3, 4, 5}, B = {1, 3, 5, 7, 9} and C = {2, 4, 8, Draw the Venn diagram of (A n B)'. = 30, n(A) = 20, n(B) = 12, then find n B). If n(P(A)) = 128 then find the number of elements in set A. Write the following intervals in set builder form. Short Answer Type Questions :

There are 7 elements in set A. To check no. of sets in Power set of A we use the formula (2) to the power n where n is the no of elements in set A. In this q n(P(A))=2 to the power 7 so there r 7 elements in set A.

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