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Verified answer
Jawabu2 = 3/2
ar = 3/2
a = 3/(2r)
s~ = 6
a/(1- r) = 6
3/(2r) / (1 - r ) = 6
3/(2r)(1-r) = 6
6 (2r)(1 - r) = 3
12 r(1- r) = 3
4r(1- r) = 1
4r-4r² = 1
4r² - 4r + 1 =0
(2r -1)² = 0
2r = 1
r = 1/2
u2 = 3/2
a r = 3/2
a (1/2) = 3/2
a= 3
u6 = ar⁵
u6 = 3. (1/2)⁵
u6 = 3. (1/32)
u6 = 3/32