Standard and Vertex Form Quadratics

Which variable, when negative, can cause the parent function to reflect across the x-axis (face downwards)?

• a

• h

• k

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

• parabola

• vertex

• graph

• point

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

Graph the quadratic.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7A

Graph the quadratic.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7A

What is the formula to find the axis of symmetry of a parabola?

• x = -b/2

• x = -b

• x = -b / (2a)

• x = -b / 2

Determine the vertex of the parabola:
y = 5x² - 20x + 13

• (5, -7)

• (-2, -7)

• (2, -7)

• (-7, -2)

What is the equation for the axis of symmetry?

• x = -1

• x = 8

• x = 1

• x = -3

Tags

CCSS.HSF-IF.C.7A

What are the Zeroes for this graph?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Identify the vertex and whether the graph opens up or down.

• (5, 2); opens up

• (5, 2); opens down

• (-5, 2); opens up

• (-5, 2); opens down