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Nonlinear Equations in One Variable and Systems of Equations

SAT Math· difficulty 4/5

For 3x2+6x−9=03x^2 + 6x - 9 = 0, find the sum plus product of roots.

  • A

    33

  • B

    −5-5

    check_circle
  • C

    −3-3

  • D

    55

Explanation

Sum =−6/3=−2= -6/3 = -2. Product =−9/3=−3= -9/3 = -3. Sum + product =−5= -5.

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