Question

Math Analysis:
Find the sum of the given geometric series
12-6+3-3/2+...

Answer 1

do you see a common ratio between any 2 consecutive terms ?

Answer 2

(n/4-n/8)

Answer 3

so what is n?

Answer 4

do you realise this that this looks like a Geometric Progression? some GP?

Answer 5

no. o-o

Answer 6

i actually don't remember doing this in class

Answer 7

i know that the answer is 8. but how do we get the answer?