E
Editor
Sep 18, 2022
If $Q={x\x=1/y, y\:\epsilon\:N}$, then
Difficulty: Easy
A:
$2\:\epsilon\:Q$
B:
$1\:\epsilon\:Q$
C:
$3\:\epsilon\:Q$
D:
$0\:\epsilon\:Q$
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ID: 63273dbaca83163ac3a12e55