Standard Form #2

What do we call the graph of a quadratic?

• line
• vertex
• equation
• parabola

What is the vertex?
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)
• (-2, -7)
• (2, -7)
• (-7, -2)

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

Find the Axis of Symmetry : y= -2x² + 8x -5

• x = -3

• x= 2

• x =4

• x = -2

What do we call the highest or lowest point of a quadratic?

• parabola
• vertex
• graph
• point

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

What is c in the following equation?
y=ax²+bx+c

• Zeroes
• Axis of Symmetry
• Direction
• y-intercept

What direction does the parabola open?
y=-3x²-7x+8

• Up
• Down
• Left
• Right

What direction is the following equation opening?
y=5x²+6x+9

• Up
• Down
• left
• right