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6 May, 20:27

What number must you add to complete the square? x^2+12x=33

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  1. 6 May, 20:38
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    36

    Step-by-step explanation:

    x^2+12x=33

    Take the coefficient of the x term

    12

    Divide by 2

    12/2 = 6

    Square it

    6^2 = 36

    Add it to each side of the equation

    x^2 + 12x + 36 = 33+36
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