Find the sum of the following geometric progression: 1,3,9,27,… to 8 terms.

Find the sum of the following geometric progression: 4,8,16,32.... to 8 terms

Find the sum of the following geometric progression: 2,6,18… to 7 terms

Find the sum of the following geometric progression: 4,2,1,1//2, \ to\ 10\ terms.

Find the sum of the following geometric progression: 2,6,18 to 7 terms

Find the sum of the following geometric progression: 4,2,1,1/2,quad rarr10 terms.

Find the sum of the following geometric progression: 1,-1/2,1/4,quad -1/8

Find the sum of indicated terms of each of the following geometric progression: 1,-3,9,-27, ….9 terms

Find the sum of indicated terms of each of the following geometric progression: 1,-3,9,-27, ….9 terms

Find the sum of the following geometric series : 3-9+27-81+… to 8 terms

Find the sum of indicated terms of each of the following geometric progression: 1, 1/3, 1/9, 1/27, …., n terms