Answers

2015-07-22T21:40:17+08:00
3 and -3..
Any value (positve or negative) within the bars of Absolute Value will still be positve. So, l -3 l = 3 and l 3 l = 3.
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2015-07-23T06:51:41+08:00
+and - 3  as you substitute it the answer still 3
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