Question

A geometric progression has a common ratio of 3/4 and a sum to infinity of 92. Find the 1st term

Answer 1

Find the sum of the infinite geometric sequence

8,12,18,27,⋯if it exists.

first, find the R

r=a/ 2a/1 =12/8=3/2

r=32 is not less than one the series has no sum.