Solving quadratic equations by graphing

Which is the vertex of y = x²+ 16x + 71 ?

• V(-8, 7)

• V(-8, 3)

• V(8, 10)

• V(16, -2)

Tags

CCSS.HSA.REI.B.4

What is the name of this form:
y = ax² + bx + c

• vertex form
• standard form
• factored form
• zero form

Tags

CCSS.HSA.SSE.B.3

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What do we call the graph of a quadratic function?

• parabola
• linear
• cubic
• sinusoidal

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this parabola?

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

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSG.GPE.A.2

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

Tags

CCSS.HSA.REI.B.4

CCSS.HSG.GPE.A.2

What are the zeros of the parabola? 

• 1, 5
• 3, -5 
• 3, 0
• -6, 1

Tags

CCSS.HSA.APR.B.3

What is the equation for axis of symmetry?

• y = 3

• x = 3

• x = 5

• x = 1

Tags

CCSS.HSG.GPE.A.2

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

Tags

CCSS.HSF-IF.C.7A

How many solutions does this function have?

• two

• one

• all real numbers

• no real solutions

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11