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March 27, 2017

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for the quadratic equation x^2+4x+2=0 which two option are correct solutions?
1)-3.414 2)-2.764 3)-1.382 4)-0.586 5)1.381 6)1.382 7)3.981 8)4.625

  • math - ,

    The solution to your equation is
    x = -2 ± √2

    which of your choices fits that?

    (I expect to see two decimal answers, none of them have that, so they messed up)

  • math - ,

    solution are
    x=root2-2=-3.414
    and
    x=-2-root2=-0.586

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