Let A = {15,16,17,18,0}, then the number of subsets of A containing 15 and 0 :

Question

bharat bajaj · Answer

We first remove 15 and 0 from A. Then the no. of subsets of A not containing 15 and 0 is 2³= 8.
Now we add 15 and 0 to each of these subsets.
Hence, the no. of subsets of A containing 15 and 0 is 8.
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Bharat Bajaj

IIT Delhi

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Let A = {15,16,17,18,0}, then the number of subsets of A containing 15 and 0 :

Let A = {15,16,17,18,0}, then the number of subsets of A containing 15 and 0 :

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