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Let T(r) be the rth term of an AP, for r...

Let `T_(r)` be the rth term of an AP, for r=1,2,… If for some positive integers m and n, we have `T_(m)=(1)/(n) and T_(n)=(1)/(m)," the "T_(m+n)` equals

A

`(1)/(m)`

B

`(1)/(m) + (1)/(n)`

C

1

D

None

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The correct Answer is:
C
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