Asked by Olaniyi boluwatife

The 1st term of an AP is 6 and the 5th term is 18.find the number of term in the series having a sum of 162?
Answered by oobleck
d = (18-6)/4 = 3
n/2 (2*6 + 3(n-1)) = 162
n = 9
Answered by Rosella
I just want to see some answers that's all promise you will help
Answered by Ahmad Haruna
The 4th term of an AP is 6.if the sum of the 5th term is 18.find the number of term in the series hearing a sum of 162.
Answered by Muyideen
N=9
Answered by Ummi
9
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