Ubah deret di bawah menjadi notasi sigma!
2 + 5 + 8 + 11 + 14 + 17
2 + 5 + 8 + 11 + 14 + 17
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Penjelasan dengan langkah-langkah:
INDUKSI MATEMATIKA
U1 = 2 → k = 1
U6 = 17 → n = 6
b = 5 – 2 = 3
Uk = 2 + 3k – 3
Uk = 3k – 1
6
/
| (3k – 1)
\
k=1
Notasi Sigma
deret aritmatika
3 + 6 + 9 + 12 + 15 + 18 → Un = 3n
2 + 5 + 8 + 11 + 14 + 17 → Un = 3n - 1
6
∑(3n - 1) = 2 + 5 + 8 + 11 + 14 + 17
n=1