Quadratics

What is the equation for the axis of symmetry?

• y=3
• x=3
• x=5
• x=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)

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

What are the x- intercepts?

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

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

• y-intercepts
• zeros
• x-axis
• none of these

Factor completely
k²+7x+10

• (k+2)(k+5)
• (k-2)(k-5)
• (k+10)(k+4)
• (k+2)(k-5)

Factor completely
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Identify the 'a' value: y = 16x² -8x -24

• 16
• 8
• -8
• -24

Tags

CCSS.8.F.A.1