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18 September, 07:40

Find the remainder when f (x) = 2x3 - 5x2 + 8x + 4 is divided by 2x - 1, and use it to determine if 2x - 1 is a factor.

0; it is a factor

6; it is not a factor

7; it is not a factor

9.75; it is not a factor

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  1. 18 September, 08:54
    0
    7; not a factor

    Step-by-step explanation:

    2x³ - x² - 4x² + 2x + 6x - 3 + 7

    x² (2x-1) - 2x (2x-1) + 3 (2x-1) + 7

    7 is the remainder.

    Hence, not a factor
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