Pop Quiz Vertex Form

Does the parabola
f(x)=4(x-2)² + 3
open up or down?

• up

• down

Tags

CCSS.HSF-IF.C.7A

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

Tags

CCSS.HSF-IF.C.7A

If the blue graph is
f(x) = x² 
the red must be...

• g(x) = (x + 3)²

• g(x) = (x - 3)²

• g(x) = x² + 3

• g(x) = x² - 2

What is the vertex of the graph?

Which equation matches the  graphed above?

Tags

CCSS.HSF-IF.C.7A

Which equation matches the graph?

Tags

CCSS.HSF-IF.C.7A

Explain the translation:

y = (x + 9)² + 5

• translated left 9, up 5

• translated left 9, down 5

• translated right 9, up 5

• translated right 9, down 5

Explain the translation:

y = (x - 5)² - 1

• translated right 5, up 1

• translated left 5, down 1

• translated right 5, down 1

• translated left 5, up 1

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

Tags

CCSS.HSF-IF.C.7A