[tex]rumus \\ \\ \boxed{ \red{ un = a + (n - 1)b}}[/tex]
[tex]Un = 3n - 6 \\ \\ U7 = 3.7 - 6 \\ \\ U7 = (3 \times 7) - 6 \\ \\ U7 = 21 - 6 \\ \\ U7 = 15[/tex]
maka, suku ke 7 adalah B. 15
Un = 3n - 6
U7 = 3 × 7 - 6
U7 = 21 - 6
U7 = 15
Jawaban nya adalah b. 15
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[tex]rumus \\ \\ \boxed{ \red{ un = a + (n - 1)b}}[/tex]
Jawablah:
[tex]Un = 3n - 6 \\ \\ U7 = 3.7 - 6 \\ \\ U7 = (3 \times 7) - 6 \\ \\ U7 = 21 - 6 \\ \\ U7 = 15[/tex]
maka, suku ke 7 adalah B. 15
Jwb:
Un = 3n - 6
U7 = 3 × 7 - 6
U7 = 21 - 6
U7 = 15
Jawaban nya adalah b. 15