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# Find (a) the number of subsets and (b) the number of proper subsets of the set.

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Find (a) the number of subsets and (b) the number of proper subsets of the set.

{x|x is an odd integer between -8 and 8}

(a) the given set has ___ subsets.

cassie19  Sep 6, 2017

#1
+18715
+2

Find

(a) the number of subsets and

(b) the number of proper subsets of the set.

{x|x is an odd integer between -8 and 8}

Let A = { -7, -5, -3, -1, 1, 3, 5, 7 }

Number of elements = 8

(a)  A has $$2^8 = \mathbf{256}$$  subsets

(b)  A has $$2^8-1 = \mathbf{255}$$  proper subsets

heureka  Sep 7, 2017
Sort:

#1
+18715
+2

Find

(a) the number of subsets and

(b) the number of proper subsets of the set.

{x|x is an odd integer between -8 and 8}

Let A = { -7, -5, -3, -1, 1, 3, 5, 7 }

Number of elements = 8

(a)  A has $$2^8 = \mathbf{256}$$  subsets

(b)  A has $$2^8-1 = \mathbf{255}$$  proper subsets

heureka  Sep 7, 2017

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