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14 March, 06:54

What is the remainder when (2x3 + 4x2 - 32x - 40) : (x - 4) ?

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  1. 14 March, 07:04
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    The remainder when dividing is the same as the value when evaluating with x = 4. This is called the remainder theorem.

    2 (4) ^3 + 4 (4) ^2 - 32 (4) - 40

    2 (64) + 4 (16) - 32 (4) - 40

    128 + 64 - 128 - 40

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