if x^2-2011x+1=0 is true,then waht is the value of x-2010x+2011/(x^2+1)?
Hint:the anwser is a whole number ,do not have to find out x=。（It,s hard)
Ah hA Quinn, I have seen this question before.
http://web2.0calc.com/questions/if-x-2-2011x-1-0-is-true-then-waht-is-the-value-of-x-2010x-2011-x-2-1
