3.suku ke-n suatu barisan aritm
Matematika
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Pertanyaan
3.suku ke-n suatu barisan aritm
1 Jawaban
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1. Jawaban adhikagni
*Un=8n-5
U11 = 8(11)-5
= 88-5
= 83
U6 = 8(6)-5
= 48-5
= 43
U11-U6 = 83 - 43
= 40