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In an AP, if the pth term is 1/q and qth...

In an AP, if the pth term is `1/q` and qth term is `1/p`. Then, the sum of first pq terms is

A

(pq+1)

B

`1/2(pq+1)`

C

`1/2(pq-1)`

D

None of these

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • In an A.P., if pth terms is (1)/(q) and qth term is (1)/(p) prove that the sum of first pq tems is (1)/(2)(pq+1) , where pneq.

    A
    `1/2 (pq+1)`
    B
    `1/3 (pq+1)`
    C
    `(pq+1)`
    D
    None

  • If the pth term of an A.P. is q and qth term is p then its rth term will be

    A
    `p-q+r`
    B
    `p+q-r`
    C
    `p+r-q`
    D
    `p-q-r`

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