I.  4x2-15x-19=0

    II. 3y2-14y+16=0

  • If x ≤ y
  • Ifx ≥ y
  • If relationship between x and y can not be established
  • If x < y
  • If x > y
  • Explanation:

    I.  4x2-15x-19=0

    4x2+4x-19x-19=0

    4x(x+1)-19(x+1)=0

    (x+1)(4x-19)=0

    x=-1,19/4

    II. 3y2-14y+16=0

    3y2-6y-8y+16=0

    3y(y-2)-8(y-2)=0

    (y-2)(3y-8)=0

    y=2,8/3

I.  4x2-15x-19=0 II. 3y2-14y+16=0
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