Nonlinear Equations in One Variable and Systems of Equations

SAT Math· difficulty 3/5

Solve x211x+30=0x^2 - 11x + 30 = 0.

  • A

    x=2,15x = 2, 15

  • B

    x=5,6x = 5, 6

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  • C

    x=3,10x = 3, 10

  • D

    x=5,6x = -5, -6

Explanation

(x5)(x6)=0(x-5)(x-6) = 0, so x=5x = 5 or x=6x = 6.

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