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Show that there will ve a term indepande...

Show that there will ve a term indepandent of x in the
expansion of `(x^(a) + a^(-b))` only , if an is multiple of (a+b) .

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Knowledge Check

  • The term independent of x in the expansion of (2x-1/x)^(10) is

    A
    `""^(10)C_(5).2^(5)`
    B
    `""^(10)C_(6).2^(4)`
    C
    `""^(10)C_(6).2^(5)(-1)^(5)`
    D
    None of these

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