web2.0calc
 
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0.01(7)+0.003(7)2

 

 

the last 2 is meant to be an exponent 

 Jan 27, 2016
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1+0 Answers

 #1
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+5

The bars are absolute value or 'magnitude indicators'.....whatever is between them is taken as a positive value...   6-18 = -12   so the magnitude is  12    then there is a negative sign in front of the bars so the answer is   -12

 Jan 27, 2016

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