2(1/1*3+1/3*5+...+1/2015*2017)+1/2017=
2(1./2(1/1-1/3+1/3-1/5+....1/2015-1/2017))+1/2017=
1-1/2017+1/2017=
1
as odd as that!!
OBS.:
am tinut cont ca
1/1*3= (1/2)*(1/1-/3)
1/3*5=(1/2)*(1/3-1/5)
...........................
1/2015*2017=(1/2)*(1/2015-1/2017)
