Quadratic Functions

What is the vertex form for a vertex of (-3,-5) and when a=-2?

• y = -2(x-3)²+5

• y = -2(x+3)²+5

• y = -2(x+3)²-5

What is the axis of symmetry of the given function?

• y = 1

• y = -1

• x = 1

• x = -1

A parabola has a vertex at (-3,2). Where is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

Write the equation of the quadratic in vertex form given the following:
vertex: (4, -2)
point: (0,-6)
opens down

• f(x)=(x-4)²-2

• f(x)=-4(x-4)²-2

• f(x)=1/4(x+4)²-2

• f(x)=-1/4(x-4)²-2

Write the equation of the quadratic in standard form given the following:
axis of symmetry: x=1
Points: (2, 5) (-2, 21)

• f(x)=(x-1)²+5

• f(x)=1/2(x-1)²+3

• f(x)=2(x-1)²+3

• f(x)=2(x-1)²-3

What is the vertex?

• (5,2)

• (2,5)

• (-2,5)

• (-5,2)

What is the axis of symmetry in the following graph?

• (-1,0)

• X=0

• x=-1

• X=1

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2

• maximum: 2

• minimum: 5

• maximum: 5