Solutions to Quadratics Graphs

What is the vertex?

• (5,2)

• (2,5)

• (-2,5)

• (-5,2)

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

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

Use the picture to find  the vertex and axis of symmetry

•  Vertex (3,8) Axis x=3

• Vertex (3,8) Axis y=3

• Vertex (8,3) Axis x=3

• Vertex (8,3) Axis y=3

Does the equation have a max or min?
y = 2x² + 7x + 5

• max

• min

What is the significance of the ordered pair (2, -4) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry of y=2x² - x - 6?

• x = 1/4

• x = -1/4

• x = 49/8

• x = -49/8

Solve the equation: x² - 6x + 8 = 0

• 2, 4

• -2, -4

• -2, 4

• 2, -4

Tags

CCSS.HSA-REI.B.4B

Find the solutions

x² - 9x + 20 = 0

• x = -4 and x = -5

• x = 20 and x = -9

• x = 4 and x = 5

• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

Which of these graphs has a solution of x=-2 and x=3?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A