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2 October, 07:14

What is the remainder when x^3 - 1 is divided by (x + 2) ?

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  1. 2 October, 07:23
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    We can just use the remainder theorem here.

    Plug the value of - 2 into each x variable.

    (-2) ^3 - 1

    -9

    The remainder is - 9.
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