jumlah dari 48+12+3+...=...
Matematika
adzhar1
Pertanyaan
jumlah dari 48+12+3+...=...
2 Jawaban
-
1. Jawaban whongaliem
deret tak hingga denga : a = 48 dar r = 1/3
S∞ = a / (1 - r)
= 48 / (1 - 1/3)
= 48 / (2/3)
= 48 x 3/2
= 24 x 3
= 72 -
2. Jawaban andhikahanif
a = 48
r = u2/u1
= 12/48
= 1/4
S∞ = a / (1 - r)
= 48 / (1 - 1/4)
= 48 / (3/4)
= 48 x 4/3
= 64