Math, asked by Daknam, 1 year ago

How many proper subsets do the following sets have ?
a) the set of factor of 12.
b) the set of {x | x is a prime number, x < 20}

ANSWER of a) 63
b) 255

Answer kaise aaya , explain kro .

Answers

Answered by praachie26
4

Explanation:

A proper subset has always elements less than the actual set so..the answer will be 1 less.

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