{1, 4, 7, 10, 13, 16, 19,...., 31, 34, 37, 40}
Matematika
ilham1670
Pertanyaan
{1, 4, 7, 10, 13, 16, 19,...., 31, 34, 37, 40}
1 Jawaban
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1. Jawaban Anonyme
= 40 × 41
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2
= 20 × 41
= 820.
maaf kalo salah