Quadratics: Calculating Vertex

What do we call the highest or lowest point of a quadratic?

• parabola
• vertex
• graph
• point

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

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

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

What divides the parabola into 2 perfect halves?

• Axis of Symmetry
• Vertex
• Axis of Doom
• x - intercept

Tags

CCSS.HSF.IF.B.4

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• symmetrical point for the vertex

Tags

CCSS.HSG.GPE.A.2

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?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

The vertex of this parabola is...

• (-4, -12.5)
• (12.5, 4)
• (-12.5, -4)
• (4, 12.5)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

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

Does this parabola have a maximum or minimum?

• Maximum
• Minimum

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Is this a max or min?

• max
• min
• cannot be determined

Tags

CCSS.8.F.A.1

CCSS.8.F.B.4

CCSS.8.F.B.5