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4 April, 13:33

The polynomial x3 + 8 is equal to

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  1. 4 April, 15:36
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    Use the identity

    a^3 + b^3 = (a + b) (a^2 - ab + b^2)

    Note 8 = 2^3 so:-

    x^3 + 2^3 = (x + 2) (x^2 - 2x + 4) Answer
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