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10 October, 19:31

Solve x 2 + 8x + 8 = 0 by completing the square.

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  1. 10 October, 20:31
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    X^2 + 8x + 8 = 0

    ⇒ (x+4 - 2√2) (x + 4 + 2√2) = 0

    ⇒ x = - 4 + 2√2 or x = - 4 - 2√2

    Final answer: x = - 4 + 2√2 or x = - 4 - 2√2
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