Question

if A=(X/X is not negative integer and X^3= X) then how many proper subsets does it have

Answer 1

Answer:

A = {0,1} and has two elements so the total number of subsets is 2²=4

But one of those is the set A itself, so the answer is 3, being the empty set and two subsets each with one element.

Answer 2

Step-by-step explanation:

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