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For what value of n, are the n^(th) term...

For what value of n, are the `n^(th)` terms of two APs : 63, 65, 67,… and 3, 10, 17,… equal ?

Text Solution

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The correct Answer is:
`13^(th)` term
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For what value of n, are the nth terms of two APs: 63, 65, 67, ... and 3, 10, 17, ... equal?

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Knowledge Check

  • The first n^(th) term of a AP is given by

    A
    `a_(n) = a+ nd`
    B
    `a_(n) = a+ (n-1) d`
    C
    `a_(n) = a- (n-1) d`
    D
    `a_(n) = 2a + (n-1) d`

  • The n^(th) term of 3,7,11,15,…… is:

    A
    `4n-1`
    B
    `4n+1`
    C
    `4n+3`
    D
    `3n+4`

  • The first term of an AP is a and the n^(th) term is b, the d=

    A
    `(a-b)/(n)`
    B
    `(b-a)/(n)`
    C
    `(b-a)/(n-1)`
    D
    `(b-a)/(n+1)`

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