Let S be the universal set, where:

S = {1,2,3,….., 18,19,20}

Let sets A and B be subsets of S, where:

Set A = {4,5,6,8,9,10,11,12,13,15,17,19}

Set B = {2,3,5,7,9,10,12,15,16,20}

Find the following:

The number of elements in the set (A È B):

n(AÈB) =

The number of elements in the set (A ÇB):

n(A ÇB) is

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Given sample space S 1 2 20 Therefore n S 20 ... View the full answer