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11 April, 18:14

Use the factor theorem to determine whether the first polynomial is a factor of the second polynomial. X-3; 2x^2-4x+30

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  1. 11 April, 20:05
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    see explanation

    Step-by-step explanation:

    If x - 3 is a factor then x = 3 is a root and the value of the polynomial should be zero for x = 3

    2 (3) ² - 4 (3) + 30 = 18 - 12 + 30 = 36 ≠ 0

    hence x - 3 is not a factor of 2x² - 4x + 30
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