Find the number of proper subsets of the setX={x2:x ϵ N,x2≤100}

1.	Find the number of proper subsets of the setX={x2:x ϵ N,x2≤100}
Answer» Find the number of proper subsets of the set $X = {x^{2} : x ϵ N, x^{2} \leq 100}$

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