1.   Find the coordinates of the vertex of the graph of the equation
y = x2 - 5x + 7.
    A. B. (0, 7)
    C. (5, 7) D.
    Hint

  2.   Find the vertex of y = -2x2 + 4x - 3.
    A. (1, -1) B. (-2, -1)
    C. (1, -2) D. (-1, -1)
    Hint

  3.   Write the equation of the axis of symmetry for y = -3x2 - 6x + 4.
    A. x = 1 B. x = -2
    C. x = 0 D. x = -1
    Hint

  4.   Find the coordinates of the vertex for the equation y = -3x2 - 6x + 4.
    A. (1, -5) B. (-1, -7)
    C. (-1, 7) D. (0, 4)
    Hint

  5.   Find the coordinates of the vertex for the equation y = -x2 + 4x - 1.
    A. (-2, -3) B. (2, -3)
    C. (-2, 3) D. (2, 3)
    Hint