nezitalol
nezitalol
16-09-2015
Mathematics
contestada
Simplify the expression:
-l-4 l
Respuesta :
TSO
TSO
16-09-2015
The | | means absolute value
So, any negative or positive number in absolute value will ALWAYS come out positive.
|-4| = 4
But that's only half the question.
- |-4| = - (4) =
-4
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