1972 AHSME Problems/Problem 8
Revision as of 20:46, 28 January 2021 by Coolmath34 (talk | contribs) (Created page with "== Problem == If <math>|x-\log y|=x+\log y</math> where <math>x</math> and <math>\log y</math> are real, then <math>\textbf{(A) }x=0\qquad \textbf{(B) }y=1\qquad \textbf{(C)...")
Problem
If where and are real, then
Solution
We have two cases: is positive and is negative.
We can write to show that or both.
The answer is
-edited by coolmath34