acontangelo acontangelo

28-09-2014
Mathematics

Answered

What is the value of the expression |-20| - |6| ?

Verified Answer :

Anonymous Anonymous

29-09-2014

\(|a|= \left\{\begin{array}{ccc}a&if&a\geq0\\-a&if&a < 0\end{array}\right\\\\\\|-20|-|6|=20-6=14\)

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