Question

Write the number of proper subsets of A, where A = { -3,-1,0,1,4}.​

Answer 1

Answer:

            31

Step-by-step explanation:

        Given;-

                  A = { -3,-1,0,1,4}

        Find;-

                  Number of proper subsets,

       Solution;-

                   A = { -3,-1,0,1,4}, N=5

                   Number of proper subsets = $2^{n}$-1 = $2^{5}$-1 = 31

                   Hence, answer is 31.

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Answer 2

Answer:

31

Step-by-step explanation:

no.of proper subsets

{-3,-1,0,1,4}=5

2^n-1=2^5-1=32-1=31