Find the sum of the `GP` (i) `sqrt7+sqrt21+3sqrt7+.............` to `n` terms (ii) ` 1-1/3 +1/3^2-1/3^3......` to n terms

Find the sum of the GP : (i) sqrt(7)+sqrt(21)+3sqrt(7)+... to n terms (ii) 1-1/3+1/3^(2)-1/3^(3)+... to n terms (iii) 1-a+a^(2)-a^(3)+... to n terms (a ne 1) (iv) x^(3)+x^(5)+x^(7)+... to terms (v) x(x+y)+x^(2)(x^(2)+y^(2))+x^(3) (x^(3)+y^(3))+... to n terms

Find the sum to n terms of the G.P. sqrt7,sqrt21,3sqrt7…

Find the sum of 1-2sqrt5 and 3+7sqrt5

Find the sum of G.P. : sqrt(3)+(1)/(sqrt(3))+(1)/(3sqrt(3))+ . . . . . . . . to n terms.

Find the sum of the following geometric series: sqrt(7),sqrt(21),3sqrt(7),\ to\ n terms.

Find the 7th term of the GP, sqrt(3)+1 , 1 , (sqrt(3) -1)/2 ,.....

Find: n th term of the G.P. sqrt(3),1/(sqrt(3)),1/(3sqrt(3)),

Find the 8th term of the G.P. sqrt(3),(1)/(sqrt(3)),(1)/(3sqrt(3)), ....

Find the 8th term of the G.P. sqrt(3),(1)/(sqrt(3)),(1)/(3sqrt(3)), ....

Find the seventh term of the G.P. : 1,sqrt(3),3,3sqrt(3) . . . . . . . . . . . .