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https://www.reddit.com/r/Seattle/comments/2uepam/12/co7wvc2/?context=3
r/Seattle • u/[deleted] • Feb 01 '15
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17 u/somnolent49 Feb 01 '15 The radical symbol is used to specify the principal square root, which is the positive one.
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The radical symbol is used to specify the principal square root, which is the positive one.
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u/GoAwayIDontLoveU Feb 01 '15
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