Un=2n²-7n+12. Suku ke 15 ...?
Matematika
Chauhan
Pertanyaan
Un=2n²-7n+12.
Suku ke 15 ...?
Suku ke 15 ...?
2 Jawaban
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1. Jawaban yessicaanatasia
u15=2×15²-7×15+12
2×225-105+12
450-105+12
312 -
2. Jawaban amalialatifah98
Un=2n²-7n+12
U15=2.15²-7.15+12
U15=2.225-7.15+12
U15=450-105+12
U15=357