Answers

2014-10-16T22:04:02+08:00

(x³ + 1) = (x + 1)(x² - x + 1)
        since x² - x + 1 is in its simplest form and can no longer be factored since it involves complex  number then you'll have the factor as:
    (x+ 1)(x² - x + 1)
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