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1952 AMC 12 Question 11

AMC12 · 1952 AMC 12

Question 11

If $y=f(x)=\dfrac{x+2}{x-1},$ then it is incorrect to say:
  1. $x=\dfrac{y+2}{y-1}$
  2. $f(0)=-2$
  3. $f(1)=0$
  4. $f(-2)=0$
  5. $f(y)=x$