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March 30, 2017

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solve by factoring: 7y^2+12y+13=3y^2+4

  • Math (Algebra) - ,

    7y^2+12y+13=3y^2+4
    4y^2 + 12y + 9 = 0
    (2y+3)(2y+3) = 0 ---> perfect square, double root
    y = -3/2

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