Răspunsuri

2014-02-18T15:20:10+02:00
Daca f(x)=x+1=>
f(0)=1;
f(1)=2;
......
f(2010)=2011
rezulta ca A se transforma...
A=2012+2 x (1+2+3+4+....+2011)=2012+2 x 2011 x 2012/2= 2011 x 2012 + 2012=2012 x 2012
2014-02-18T17:15:31+02:00
Daca f(x)=x+1=>
f(0)=1;
f(1)=2;
......
f(2010)=2011
rezulta ca A se transforma...
A=2012+2 x (1+2+3+4+....+2011)=2012+2 x 2011 x 2012/2= 2011 x 2012 + 2012=2012 x 2012