SOLUTION: If abs(x)=0 Then prove that x=0 using axioms

SOLUTION: If abs(x)=0 Then prove that x=0 using axioms

Algebra.Com

Question 993881: If abs(x)=0
Then prove that x=0 using axioms
Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
|n| = | 1 + 1 + 1 + ....+ (n times) | = n for every positive integer n
this is a measure of the "distance" in units from 0, therefore
|0| = 0 since 0 is "0" units from 0

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