1A: AOS x=-b/2a

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Find the vertex.  y = x²+ 16x + 71

• V(-8, 7)
• V(-8, 3)
• V(8, 10)
• V(16, -2)

Find the vertex  y = x² - 2x - 5

• V(-2, 10)
• V(-1, 15)
• V(1, -6)
• V(1, -12)

Does this graph have a maximum or minimum?

• Minimum
• Maximum

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

What is the axis of symmetry for this graph?

• y=2
• x=2
• x=0
• y=0

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

• y = -2
• x = 3
• x = -3
• y = 2

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

What is a, b, and c in 3x² + 4 = 5x?

• a = 3, b = -5, c = 4
• a = 3, b = 5, c = 4
• a = 3, b = 5, c = -4
• a = 3, b = -5, c = -4