Question

Di ketahui barisan bilangan 6,11,16,21,26... suku ke 35 adalah

Answer 1

Aritmatika
U1 = a = 6
U2 = a+ (n-1) b
11 = 6+(2-1) b
11 = 6+(1)b
11 = 6 +b
11-6 = b
5 = b

U35 = a +(35-1) b
U35 = 6 +(34) 5
U35 = 6 + 170
U35 = 176