SOLUTION: find all pairwise distances between the numbers -5,2, and 7 by (a) measuring the distances on the real number line and (b) computing the distances using absolute value.

Algebra ->  Absolute-value -> SOLUTION: find all pairwise distances between the numbers -5,2, and 7 by (a) measuring the distances on the real number line and (b) computing the distances using absolute value.       Log On


   

Question 176015: find all pairwise distances between the numbers -5,2, and 7 by (a) measuring the distances on the real number line and (b) computing the distances using absolute value.
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
a)

i) Distance from -5 to 2: 7 units
ii) Distance from -5 to 7: 12 units
iii) Distance from 2 to 7: 5 units


b)

i) Distance from -5 to 2 = |-5-2|=|-7|=7 units
ii) Distance from -5 to 7 = |-5-7|=|-12|=12 units
iii) Distance from 2 to 7 = |2-7|=|-5|=5 units