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Verified answer
A= 16b= 9
u15?
un= a+ (n-1)b
u15 = 16 + (15-1)9
= 16 + 14.9
= 16+ 126 = 142
Verified answer
Jawaban_______
Pola barisan => 16.....25.....36.....49
Suku pertama (a) = 16
Beda (b) = 9
Un = a + (n-1).b
U15 = 16 + (15 - 1).9
= 16 + (14).9
= 16 + 126
= 142.
Jadi, Suku ke 15 dari barisan berikut adalah => 142.
Semoga membantu :)
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