Graphing quadratics

What is the y-intercept of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

How would you describe the translation from f(x)=x²  to  f(x)=(x-3)² ?

• Horizontal translation: three units to the left
• Horizontal translation: three units to the right
• Vertical translation: three units up
• Vertical translation: three units down

How would you describe the translation from f(x)=x²  to  f(x)=x²+5 ?

• Horizontal translation: five units to the right
• Horizontal translation: five units to the left
• Vertical translation: five units up
• Vertical translation: five units down

What is the range of this quadratic graph?

• y ≥ 0
• y ≤ 0
• ℝ
• y ≥ -1

What is the range of this quadratic graph?

• y ≥ 3
• y ≤ 3
• ℝ
• y ≤ 2

Using your calculator, graph y = 2x² + 4x - 3 and identify the max or min.

• Max: (-1, -5)
• Min: (-1, -5)
• Max: (-5, -1)
• Min: (-5, -1)

Using your calculator, graph y = -3x² + 6x - 5 and identify the max or min.

• Max: (1, -2)
• Min: (1, -2)
• Max: (-2, 1)
• Min: (-2, 1)

What is the maximum height of the ball?

• 0.5 feet
• 9 feet
• 0 feet
• 5 feet