(February 15, 2013 at 8:21 pm)FallentoReason Wrote: He didn't divide by zero...Eh?
(1-1)(1+1)/(1-1)
That's dividing by zero. Whether that's what he intended to mean or not is a different question.
1-1 = 0.
Dividing by 1-1 is the same as dividing by zero. Just as dividing by 2 is the same as multiplying by 1/2 (or dividing by 8/4).