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The coefficient of -5x is …………...

The coefficient of `-5x` is …………

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The correct Answer is:
`-5`
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The coefficient of x^5 in the expansion of (x^2-x-2)^5 is -83 b. -82 c. -86 d. -81

Knowledge Check

  • In the expansion of (2x + 3)^(5) the coefficient of x^(2) is:

    A
    720
    B
    1080
    C
    810
    D
    5

  • The coefficient of x^(5) in the series e^(-2x) is

    A
    `(2)/(3)`
    B
    `(3)/(2)`
    C
    `(-4)/(15)`
    D
    `(4)/(15)`.

  • The coefficient of x^(5) in the expansion of (e^(x) + e^(-x)) is:

    A
    5
    B
    5!
    C
    `2/lfloor(5)`
    D
    0

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    State whether the following statement is true or false. Give reasons for your choice. The coefficient of x^(2) in the polynomial p(x)=3x^(3)-4x^(2)+5x+7 is 2

    The coefficient of x^(4) in the expansion of (5x + 1/x)^(10) is:

    The coefficient of x^(6) in (2+2x)^(10) is ……………..

    The coefficient of x^(6) in (2+2x)^(10) is

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