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Sum of the n terms of the series (3)/(1^...

Sum of the n terms of the series `(3)/(1^(2))+(5)/(1^(2)+2^(2))+(7)/(1^(2)+2^(2)+3^(3))+"......."` is

A

`S_(5) =5`

B

`S_(50) =(100)/(17)`

C

`(S_(1001) =(1001)/(97)`

D

`S_(oo)=6`

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A, B, D
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VK JAISWAL ENGLISH-SEQUENCE AND SERIES -EXERCISE (ONE OR MORE THAN ONE ANSWER IS/ARE CORRECT)
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  19. For Delta ABC, if 81 + 144 a ^(4) + 16b ^(4) + 9c ^(4) =144 abc, (whe...

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