UNIT 7: Quadratic Functions

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Does this graph have a maximum or minimum?

• Minimum
• Maximum

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

What is the axis of symmetry for this graph?

• y=2
• x=2
• x=0
• y=0

The line that goes through the vertex of a parabola is called the...

• Vertex
• Axis of Symmetry
• x-intercept
• y-intercept

Which of the following equations matches standard form of a quadratic?

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

The vertex of this quadratic is...

• (1,16)
• (-3,0)
• (5,0)
• (0,15)

Does the equation open or or down? 
Y = -3x² +7x - 2

• up
• down

Does the equation have a max or min?
y = 2x² + 7x + 5

• max
• min

What should you do first in solving this equation?
x² + 6x - 13 = 3

• Get factored form
• Write down: a=1, b=6, c=-13
• Make it equal 0 by subtracting 3 on each side
• Type it all in a calculator.