[" 7.Sum of "n" terms of the series "sqrt(2)+sqrt(8)+sqrt(18)+sqrt(32)+..." is "],[qquad n(n+1)quad n(n+1)]

Sum of n terms of the serise sqrt(2) + sqrt(8) + sqrt(18) + sqrt(32) + .... is

What is the sum of n terms of the series sqrt(2)+sqrt(8)+sqrt(18)+sqrt(32)+...

Sum of first 'n' terms of the series sqrt(2)+sqrt(8)+sqrt(18)+… is ___.

What is the sum of n terms of the series sqrt2+sqrt8+sqrt18+sqrt32+..

The sum of n terms of the series 1/(sqrt1+sqrt3)+1/(sqrt3+sqrt5)+... is

Sum of n terms of the series sqrt(2)+sqrt(8)+sqrt(18)+sqrt(32)+\ ddot is (n(n+1))/2 (b) 2n(n+1) (c) (n(n+1))/(sqrt(2)) (d) 1

Sum of n terms of the series sqrt(2)+sqrt(8)+sqrt(18)+sqrt(32)+\ ddot is (n(n+1))/2 (b) 2n(n+1) (c) (n(n+1))/(sqrt(2)) (d) 1