Find the sum of indicated terms of each of the following geometric progression: `x^2,x^4,x^6,…,n terms (x!=+-1)`

Find the sum of indicated terms of each of the following geometric progression: 1,2,4,8,…….,upto 12 terms

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 progressions : (i) 2, 4, 8, 16 ,…, 20 terms (ii) 1 , (-2)/(3) , (4)/(9) , (-8)/(27) ,…, 10 terms

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

Find the sum of indicated terms of each of the following geometric progression: 1+2/3+4/9+….,n terms and 5 terms

Find the sum of indicated terms of each of the following geometric progression: 1, -1/2, 1/4, - 1/8, .., n terms

Find the indicated terms in each of the following arithmetic progression 5,2,-1…..t_10

Find the indicated terms in each of the following arithmetic progression a=3,d=2,t_n,t_10

Find the sum to indicated number of terms in each of the geometric progressions : x^3,x^5,x^7,dotdotdotn terms (ifx!=+-1) .

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