Parabolas in Context

What is the maximum/minimum of a parabola called?

• vertex

• point

• top

• bottom

The axis of symmetry is a line that goes through the...

• y-intercept

• any random point

• vertex

•  x-axis or y-axis

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

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

• y = -2

• x = 3

• x = -3

• y = 2

What is the y-intercept of
f(x)=(x - 10)(x + 10)

• (0, -100)

• (10 , 0) and (-10 , 0)

• (0, -10) and (0, 10)

• 0

What is the equation for the Axis of Symmetry?

• x = 1

• y = 1

• y = 2

• x = 2

What is the equation for the Axis of Symmetry?

• x = 2

• x = -2

• x = 4

• x = -4

What is the equation for the Axis of Symmetry?

• x = -3

• x = 3

• x = 4

• x = -4

Does the parabola open up or down, and is the vertex a max or min?

• Opens up ; MAX

• Opens up : MIN

• Opens down ; MAX

• Opens down ; MIN

What is the equation for the Axis of Symmetry?

• x = -4

• y = -4

• x = -3

• y = -3