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If the sum to infinity of the series 1 +...

If the sum to infinity of the series `1 + 4x + 7x^2 + 10x^3 +.............` is `35/16` then `x=` (A) `1/5` (B) `2/5` (C) `3/7` (D)`1/7`

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Knowledge Check

  • If the sum to infinity to the series 1+4x+7x^2+10x^3+..... is 35/16 the value of x is

    A
    44201
    B
    19/7
    C
    44396
    D
    none of these

  • If the sum of infinity of the series 1 + 4x + 7x^(2) + 10x^(3) + …. Is (35)/(16) . Then, the value of x is

    A
    `2//5`
    B
    `1//5`
    C
    `3//5`
    D
    None of these

  • If the sum to infinity of the series 3 + 5x + 7x^(2) + …oo = (44)/(9) then x=

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

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    If the sum to infinty of the series , 1+4x+7x^(2)+10x^(3)+…. , is (35)/(16) , where |x| lt 1 , then 'x' equals to

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