What is abs(-9)? | StudyDaddy.com

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##abs(-9) = 9##

If ##x > 0## then ##abs(x) = x > 0##

If ##x = 0## then ##abs(x) = 0##

If ##x < 0## then ##abs(x) = -x > 0##

For all ##x## we possess ##abs(x) >= 0##

##abs(x)## is the 'size' of ##x##, unobservant of its symbol.

Equivalently, it is the interspace of ##x## from ##0##

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