Quadratics

Solve x² = -16

• x = -4, 4
• x = -4,0, 4
• x = -4i, 4i

Solve
 x² - 10 = 26

• x = -6, 6
• x = -4, 4
• x = 4, 6
• No solution

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2
• maximum: 2
• minimum: 5
• maximum: 5

What are the x- intercepts?

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

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Does y = -4x² have a maximum or minimum value?

• maximum
• minimum

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

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

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

What is the formula to find the vertex of a parabola?

• x = -b/2
• x = -b
• x = -b / (2a)
• x = -b / 2