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12 May, 23:45

Is x+2 a factor of x^3 + 7x2 + 14x + 3?

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  1. 13 May, 00:47
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    x³ - 4x² - 3x² + 12x + 2x - 8

    = x² (x - 4) - 3x (x - 4) + 2 (x - 4)

    = (x - 4) (x² - 3x + 2)

    = (x - 4) (x - 1) (x - 2)
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