Rumus Un barisan geometri
Un=ar^(n-1)
a=2
r=8/2=4
U12=2×4^(12-1)
U12=2×4¹¹
U12=2×(2²)¹¹
U12=2×2²²
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Suku ke N barisan geometri
Rumus Un barisan geometri
Un=ar^(n-1)
a=2
r=8/2=4
U12=2×4^(12-1)
U12=2×4¹¹
U12=2×(2²)¹¹
U12=2×2²²
U12=2²³ atau 8388608✔️