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If the seventh term of an AP is 1/9 and ...

If the seventh term of an AP is 1/9 and its ninth term is 1/7, find its `(63)^(r d)` term.

Text Solution

Verified by Experts

We know, `nth` term `a_n=a+(n−1)d`
`a=` First term
`d=` Common difference
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If the seventh term of an A.P. is 1/9 and its ninth term is 1/7 ,find its 63^(rd) term .

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Knowledge Check

  • If the seventh term of an AP is (1)/(9) and its ninth term is (1)/(7) , find its 63rd term.

    A
    `1`
    B
    `2`
    C
    `3`
    D
    `4`

  • If the mth term of an A.P. is (1/n) and the nth term is (1/m), then its (mn)^(th) term is:

    A
    `-mn`
    B
    `-1`
    C
    1
    D
    `1//mn`

  • If the 2nd term of an AP is 13 and 5th term is 25, what is its 7th term ?

    A
    30
    B
    33
    C
    37
    D
    38

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    The 10^(th) term of an A.P. is -4 and its 22^(nd) term is (-16) . Find its 38^(th) term.

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