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In an A.P. let T(r) denote r ^(th) term ...

In an A.P. let `T_(r)` denote `r ^(th)` term from beginning, `T_(p) - (1)/(q (p +q)), T_(q) -(1)/(p(p+q)),` then :

A

`T_(1)=` common difference

B

`T_(p+q) =(1)/(pq)`

C

`T_(pq) =(1)/(p+q)`

D

`T_(p+q) =(1)/(p ^(2) q ^(2))`

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