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Mathematics 7 Online
OpenStudy (anonymous):

Can -7 be a digit?

OpenStudy (anonymous):

i dont think so but im checking now

OpenStudy (anonymous):

no -7 it's not a digit!! A digit is a symbol a numeral symbol such as "2" or "9" (0123456789) used in combinations such as "29"".

OpenStudy (anonymous):

so it cannot be a fraction or a sqrt of anything?

OpenStudy (anonymous):

sqrt of negative number doesn't exist!!

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