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16 ar(r) =
16
ar = U9 = = 1.024
ar
( ) = 1.024 ( ) = 1.024 16 = 1.024 = 64 = r = 2 ar² = 16
a(2)² = 16
a(4) = 16
a = 4
Sn = a(r^n - 1) per r - n
S5 = 4(2^5 - 1) per 2 - 1
S5 = 4(32-1) per 1
S5 = 4 (31)
S5 = 4 x 31
S5 = 124
u9=1024------> ar^8=1024
16xr^6=1024
r^6=1024/16
r^6=64
r = 2
ar^2=16
ax2^2=16
a=16/4
a=4
s5=a(r^n-1))/r-1
=4(2^5 - 1)/2-1
=4(32-1)/1
=4(31)
=124