(x-4)×(x^2+16+4x)-x×(x^2-4)

Question

(x-4)×(x^2+16+4x)-x×(x^2-4)

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Sigridomena 4 years 2020-10-15T22:28:17+00:00 2 Answers 73 views 0

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  1. giahuy
    0
    2020-10-15T22:29:50+00:00
    Reply

    Đáp án:

     

    Giải thích các bước giải:

     ( x – 4 )( x^2 + 16 + 4x ) – x( x^2 – 4 )

    = x^3 – 4^3 – x^3 + 4x

    = 4x – 64

  2. minhkhang
    0
    2020-10-15T22:30:12+00:00
    Reply

    `(x – 4)(x^2 + 16x + 4x) – x(x^2 – 4)`

    `= x^3 – 4^3 – x^3 + 4x`

    `= 4x – 64`

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