u1=2-4/u0+2
w tes7sbi w u2 u3 kifkif c facile
un mechi 7isabiya psc la touktab mina chakl
Un+1=Un+r
w mechi handasiya psc la touktab mina chakli
Un+1=UN*q
3-
Vn moutataliya 7isabiya diri
Vn+1/Vn=q
bel 7sab tsibi m3a tali
q=1/4
dnc l 3ibara hiya
Vn+1=1/4Vn
Vn=V0*(1/4)n
V0 tanik te7sbiha diri
V0=-1-1/-1+2
V0=-2
idan Vn bidalalt n hiya
Vn=-2*(1/4)n
w nihayat mazlna
nchalah nkoun 3awntak malgré had l français cassé
bon courage
ed3iouli b tawfi9