Diket
U1 (a) = 2/3
rasio (r) = U2/U1 = 4/9 / 2/3 = 4/9 × 3/2 = 2/3
Ditanya = U10..?
Jawab
U10 = a × r^9
U10 = 2/3 × (2/3)^9
U10 = 2/3 × 512/19.683
U10 = 1.024/59.049
semoga membantu
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Diket
U1 (a) = 2/3
rasio (r) = U2/U1 = 4/9 / 2/3 = 4/9 × 3/2 = 2/3
Ditanya = U10..?
Jawab
U10 = a × r^9
U10 = 2/3 × (2/3)^9
U10 = 2/3 × 512/19.683
U10 = 1.024/59.049
semoga membantu