Find the sum of the following geometric progression: `(a^2-b^2),\ (a-b),\ ((a-b)/(a+b)),\ to\ n` terms.

Find the sum of the following geometric progression: (a^(2)-b^(2)),(a-b),((a-b)/(a+b)),rarr n terms.

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

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

Find the sum of the following arithmetic progression: a+b ,\ a-b ,\ a-3b ,\ dotto\ 22\ 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: 4,2,1,1/2,quad rarr10 terms.

Find the sum of the following arithmetic progression: a+b,a-b,a-3b,quad rarr22 terms.

Find the sum of the following arithmetic progressions: (i) 41 ,\ 36 ,\ 31 ,\ dot to 12 terms (ii) a+b ,\ a-b ,\ a-3b ,\ to 22 terms (iii) (x-y)^2,\ (x^2+y^2),\ (x+y)^2,\ ddot, to n 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 sum of indicated terms of each of the following geometric progression: 1, -1/2, 1/4, - 1/8, .., n terms