Question

for the series... find the number of terms in the series ??

Answer 1

so we start at n=1 and go up to n=8:
4*1
4*2
...
4*8
How many terms are there?

Answer 2

an = a1 + (n-1)d

an = 4 +(8-1)4

an = 4+7(4)
an =?

Answer 3

please don't chat on a serious question.

Answer 4

it would be considered as spamming.