A series whose nth term is \[\left( \frac{n}{x} \right)+y,\]the sum of r terms will be [UPSEAT 1999]

\[\left\{ \frac{r(r-1)}{2x} \right\}\]

\[\left\{ \frac{r(r+1)}{2x} \right\}+ry\]

\[\left\{ \frac{r(r-1)}{2x} \right\}-ry\]

\[\left\{ \frac{r(r+1)}{2y} \right\}-rx\]

A series whose nth term is \[\left( \frac{n}{x} \right)+y,\]the sum of

1.	A series whose nth term is \[\left( \frac{n}{x} \right)+y,\]the sum of r terms will be [UPSEAT 1999]
A.	\[\left\{ \frac{r(r+1)}{2x} \right\}+ry\]
B.	\[\left\{ \frac{r(r-1)}{2x} \right\}\]
C.	\[\left\{ \frac{r(r-1)}{2x} \right\}-ry\]
D.	\[\left\{ \frac{r(r+1)}{2y} \right\}-rx\]
Answer» B. \[\left\{ \frac{r(r-1)}{2x} \right\}\]

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A series whose nth term is \[\left( \frac{n}{x} \right)+y,\]the sum of r terms will be [UPSEAT 1999]

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