Penjelasan dengan langkah-langkah:
RASIO DERET GEOMETRI
1. U2 = 10
U6 = ⅝
U2 10
r^(6 – 2) = 5
80
r⁴ = 5
5×16
r⁴ = ½⁴
2. U5 = 1
U3 = 1
81
U5 = 1
U3 81
r^(5–3) = 81-¹
r² = (9²)-¹
r² = (9-¹)²
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Penjelasan dengan langkah-langkah:
RASIO DERET GEOMETRI
1. U2 = 10
U6 = ⅝
U6 = ⅝
U2 10
r^(6 – 2) = 5
80
r⁴ = 5
5×16
r⁴ = ½⁴
rasio = ½ ✔
2. U5 = 1
U3 = 1
81
U5 = 1
U3 81
r^(5–3) = 81-¹
r² = (9²)-¹
r² = (9-¹)²
rasio = 1 ✔
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