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6 November, 13:34

What number should be added to both sides of the equation to complete the square x^2+8*=4

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  1. 6 November, 13:45
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    16

    Step-by-step explanation:

    For a quadratic equation in the from

    x² + Bx = C,

    to complete the square, we need to add (B/2) ² to both sides

    in this case

    x² + 8x = 4

    we will need to add (8/2) ² = 4² = 16 to both sides
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