Jika U(n)= 12, dan U(n+3)=96 maka U(n+4)=? (geometry)

Un = ar^(n-1)
12 = ar^2
12 = ar^2
12 = 3.4 (kemukinan perkalian bilangan diambil dari 2 bilangan faktor 12)
12 = 3. 2^2

n-1 = 2
n = 3

U(n+3) = 96
U6 = 96
U6 = ar^5

U(n+4) = U7
U7 = ar^6
= 3. 2^6
= 3. 64
= 192

*semoga membantu* :)