Graphing Quadratic Functions Quiz

Another word for x-intercepts?

• Range
• Zeros
• Y-Values
• Form

Does the following function open up or down?
F(x)= -3x + x +2

• up
• down

The equation y = x² + 3x - 18 is graphed.  Based on this graph, what are the roots of the equation x² + 3x - 18 = 0?

• -3 and 6
• 0 and -18
• 3 and -6
• 3 and -18

What is the axis of symmetry for the following equation?
y=4x²-8x+9

• x=-8
• x=1
• x=-1
• x=2

Find the vertex of 
f(x) = -x² - 4x + 12

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

Find the y-intercept of
f(x) = 2x²-2x + 1

• 2
• -2
• 1
• -1

When a basketball is shot, it forms an arc (also known as a parabola). When the basketball reaches it's highest point, what is that point called?

• Minimum value
• Slope
• Maximum value
• A parabola

• -1 and 3
• 1 and -3
• -1 and -3
• 1 and 3

• 4 and 2
• -4 and -2
• 4 and -2
• -4 and 2

Find the discriminant and determine how many zeros exist for the following function: 
x² - 6x + 5 = 0

• -56; No real roots
• 4; Two real solutions
• -56; Two real solutions
• 4; No real roots