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13 April, 22:45

The product of the polynomials (3x 2) and (-x3 - 3) is. when this product is multiplied by (3 x), the coefficient of x4 in the result is

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  1. 14 April, 02:35
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    The product of the polynomials (3x 2) and (-x3 - 3) is - 3x^5-9x²

    proof

    (3x 2) (-x3 - 3) = - 3x^5-9x²

    the main rules are as follows:

    if we have ax^p multiplying by bx^q, so we can do the calculus as

    (ax^p) (bx^q) = (ab) x^p+q
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