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Nonlinear Functions

SAT Math· difficulty 3/5

Find the vertex of y=2x2−4x+5y = 2x^2 - 4x + 5.

  • A

    (1,3)(1, 3)

    check_circle
  • B

    (2,5)(2, 5)

  • C

    (1,7)(1, 7)

  • D

    (−1,3)(-1, 3)

Explanation

x=4/4=1x = 4/4 = 1, y(1)=2−4+5=3y(1) = 2 - 4 + 5 = 3. Vertex (1,3)(1, 3).

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