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Simplify |x| - |-x|.​

Simplify |x| - |-x|.​
asked 133k views
5 votes
Simplify |x| - |-x|.​

asked
User TheFoxx
by
7.9k points

1 Answer

3 votes


|-x|=|(-1)x|=|-1||x|=|x|

So we have


|x|-|-x|=|x|-|x|=0

for all
x.

answered
User Mersedeh
by
9.2k points
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