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Find the coefficient of x^9 in the expa...

Find the coefficient of `x^9` in the expansion of `(x^2-1/(3x))^9`.

Text Solution

Verified by Experts

The correct Answer is:
`(-28)/(9)`
N/a
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Knowledge Check

  • The coefficient of x^6 in the expansion of (3x^2 - (1)/(3x) )^9 is-

    A
    378
    B
    756
    C
    189
    D
    567

  • The coefficient of x^6 in the expansion of (3 x^(2) - (1)/(3x) )^9 is

    A
    576
    B
    756
    C
    189
    D
    378

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    Find the coefficient of x^(8) in the expansion of (x^(2)-(1)/(x))^(10)

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