Rumus suku ke-n dari barisan 1/3, 2/4, 3/5, 4/6, ... adalah... A) n/n(n+2) B) 1/n+2 C) n+1/n+2 D) n/n+2
Matematika
ZachranRaze15
Pertanyaan
Rumus suku ke-n dari barisan 1/3, 2/4, 3/5, 4/6, ... adalah...
A) n/n(n+2)
B) 1/n+2
C) n+1/n+2
D) n/n+2
A) n/n(n+2)
B) 1/n+2
C) n+1/n+2
D) n/n+2
1 Jawaban
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1. Jawaban Anonyme
U1 = 1/3 = 1/(1 + 2)
U2 = 2/4 = 2/(2 + 2)
U3 = 3/5 = 3/(3 + 2)
maka
Un = n/(n + 2)