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Mathematics 13 Online
OpenStudy (anonymous):

If |a| = 9, then which are the possible values of a? A. –9 or 9 B. –9 only C. 9 only

OpenStudy (dani_rose):

A because they both are equal to 9

OpenStudy (dinah_rose):

it would be a. because any real number can be inside of absolute value bars.

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