quiz 3

4 ............. {2 , 4 , 6}

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7 ............. {2 , 4 , 6}

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{7} ............. {2 , 4 , 7}

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{7, 5} ............. {2 , 4 , 7}

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{ } ............. {2 , 4 , 7}

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If A = {1 , 2} the the number of all sets that are subset of A is ............................

• 2

• 3

• 4

• 5

If A = {1 , 3 , 4} the the number of all sets that are subset of A is ............................

• 2

• 4

• 6

• 8

2 ...................... the set of even numbers

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{9} ...................... the set of prime numbers

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N ...................... Z

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