published on: 2013-11-05 03:09:03
neto monteiro
∆=b²-4.a.c
Sorry, don't be perfect
neto monteiro
@phelipeyank
white mustang
published on: 2013-11-05 03:09:03
neto monteiro
∆=b²-4.a.c
Sorry, don't be perfect
neto monteiro
@phelipeyank
white mustang