brittanyyyyy1123 brittanyyyyy1123

26-04-2019
Mathematics

contestada

Simplify |x| - |-x|.

Respuesta :

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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