Quadratics Opener

Is this a max or min?

• max
• min
• cannot be determined

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

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

• 16

• -8

• 8

• -24

What are the x- intercepts?

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

Tags

CCSS.HSF-IF.C.7A

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum
• opens up with a minimum
• opens down with a maximum
• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Does the following quadratic equation have a maximum or minimum value? How can you tell?
y=x²+2x-3

• Minimum value, because the a value is positive
• Maximum value, because the b value is positive
• Maximum value, because the a value is positive
• Minimum value, because the c value is negative

Tags

CCSS.HSA.REI.B.4

What is the axis of symmetry?

• the slope of the graph
• the dividing line for a parabola
• a way to spin my pencil
• the x-axis

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The axis of symmetry line passes through which point?

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

Tags

CCSS.HSG.GPE.A.2

What is the vertex of the quadratic function:
 $x^2-6x+11?$  

**REMEMBER**
 $x=\frac{-b}{2a}$   and  $y=f\left(\frac{-b}{2a}\right)$  
  

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

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

• 16

• -8

• 8

• -24

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

• 16

• -8

• 8

• -24