B={x|x×x=0} This set are empty set that's empty then why?
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Answer:
syhsme
smmdmd
smmdmd
smmdmd
.
snnsjsje
Step-by-step explanation:
hwjwjwjwjw
nsnsns
jsjsnhsnsne
dndnms
msmsms
snnsndm
.....
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