1.

Let m be a positive integer, then S=overset(m)underset(k=1)Sigmak((1)/(k)+(1)/(k+1)+(1)/(k+2)+...+(1)/(m)) is equal to:

Answer»

`(1)/(4) m(m+2)`
`(1)/(4)m(m+3)`
`(1)/(4)m(m+4)`
`(1)/(4)m(m+6)`

ANSWER :B


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