(1)/(2.5)+(1)/(5.8)+(1)/(8.11)+...16" terms "=

(1)/(2.5)+(1)/(5.8)+(1)/(8.11)+.... nterms =

(1)/(2.5)+(1)/(5.8)+(1)/(8.11)+... n terms =(A)(n)/(6n+4) (B) (n)/(3n+2)(C)(n)/(4n+6)(D)(1)/(2(2n+3))

Find the nth term sum of n terms and sum to infinity terms of the series (1)/(2.5)+(1)/(5.8)+ (1)/(8.11)+ ...

Sum the series upto n terms (1)/(2.5)+(1)/(5.8)+(1)/(8.11)+...

Prove that by using the principle of mathematical induction for all n in N : (1)/(2.5)+ (1)/(5.8) + (1)/(8.11)+ ...+(1)/((3n-1)(3n+2))= (n)/(6n+4)

Prove that by using the principle of mathematical induction for all n in N : (1)/(2.5)+ (1)/(5.8) + (1)/(8.11)+ ...+(1)/((3n-1)(3n+2))= (n)/(6n+4)

Sum to n terms of the series (1)/(2 . 5) +(1)/(5 . 8)+(1)/(8 . 11)+..=

The sum of first n terms of (1)/(2*5)+(1)/(5*8)+(1)/(8*11)+. . . is

(1)/(2*5)+(1)/(5*8)+(1)/(8*11)+ … upto n terms =

Find the sum to n terms of each of the following series : (1)/(2.5) + (1)/(5.8) + (1)/(8.11)+…