Quadratics Quiz Review

What is the vertex of this parabola?

• (-2,4)

• (2,4)

• (4,-2)

• (-4,-2)

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 vertex of this parabola?

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

What is another name for the x-intercepts of a quadratic?

• y-intercept
• Zeros
• x-axis
• They don't have another name

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

What are the roots of the function
f(x)= (x - 2)(x + 3)?

• x = - 2 or x = 3
• x = 2 or x = -3
• The are no real roots
• x = 2 or x = 3

Factor out the GCF:
12x + 6

• 6(2x + 1)
• 3(4x + 2)
• 6x(2x + 1)
• 2(6x + 3)

Factor out the GCF:
10x³ - 15x

• x(10x² - 15)
• 5x(2x² - 3)
• 5(2x³ - 3x)
• 5x²(10x - 3)