brittanyyyyy1123
brittanyyyyy1123
26-04-2019
Mathematics
contestada
Simplify |x| - |-x|.
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LammettHash
LammettHash
26-04-2019
[tex]|-x|=|(-1)x|=|-1||x|=|x|[/tex]
So we have
[tex]|x|-|-x|=|x|-|x|=0[/tex]
for all [tex]x[/tex].
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