Standard Form/Factoring Quiz

What is the y-intercept?
f(x) = -2x² + 4x - 6

• (0, 6)
• (0, -6)
• (6, 0)
• (-6, 0)

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

• parabola
• vertex
• graph
• point

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

The standard form of a quadratic function is

• y = ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

• (9, 0)

• (0, 9)

• (1, 0)

• (-3, 0)

• (0, -3)

What is the axis of symmetry?
y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

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

• y = -2
• x = 3
• x = -3
• y = 2

Which formula allows you to find the x-value of the vertex from a standard form equation?

The axis of symmetry for a vertical parabola always matches...

• the y-intercept

• the y-value of the vertex

• the x-value of the vertex

• the x-intercepts

Find the axis of symmetry for
f(x) = 2x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4