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1972 AMC 12 Question 8

AMC12 · 1972 AMC 12

Question 8

If $\lvert x-\log y\rvert=x+\log y,$ where $x$ and $\log y$ are real, then:
  1. $x=0$
  2. $y=1$
  3. $x=0$ and $y=1$
  4. $x(y-1)=0$
  5. None of these