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Sum to n terms of the series (1)/(1.2.3)...

Sum to n terms of the series `(1)/(1.2.3)+(3)/(2.3.4)+(5)/(3.4.5)+(7)/(4.5.6)+….` is

A

`(n(n+1))/(2(n+2)(n+3))`

B

`(n(3n+1))/(4(n+1)(n+2))`

C

`(1)/(6)-(5)/((n+1)(n+4))`

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
B
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