Nonlinear Equations in One Variable and Systems of Equations

SAT Math· difficulty 3/5

What is the discriminant of 3x25x+1=03x^2 - 5x + 1 = 0?

  • A

    2525

  • B

    3737

  • C

    1313

    check_circle
  • D

    13-13

Explanation

b24ac=2512=13b^2 - 4ac = 25 - 12 = 13.

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