Identifying Key Features of Quadratic Equations

Match the following

• (0,2)

• Decreasing

• (2.5, 1)

• X Intercept

• 1 to 2.5

• Vertex

• 2.5 to 4

• Y Intercept

• (1,0) & (4,0)

• Increasing

Match the following term with the best definition.

• The line of reflection of a quadratic function

• vertex

• The highest or lowest point

• Axis of symmetry equation

• The shape of a quadratic function

• parabola

• Quadratic Function Equation

• axis of symmetry

Vertex: ​ (a)   Maximum or minimum:​ (b)   What is the max or min?​ (c)   What is f(-3)?​ (d)   What is f(0)? ​ (e)  

• (-1,-9)

• minimum

• -9

• -5

• -8

• 5

• (1,-5)

• 7

• maximum

• -3.5

Match the following

• x=0

• Vertex

• y=0

• y-intercept

• Same x-value as AOS

• x-intercept

Vertex: ​ (a)  

Y-intercept: ​ ​ (b)  

Axis of Symmetry: ​ (c)  

Max or min: ​ (d)  

Max or Min value:​ (e)  

• (4,-2)

• (0,6)

• x = 4

• Min

• y = -2

• x = -2

• (-2,4)

• Max

• (6,0)

What is the equation of the axis of symmetry?

• y = 0

• x = 0

• x = 3

• x = -3

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

What is the vertex of the parabola:

• (3,4)

• (-3,4)

• (3, -4)

• (-3,-4)

What are the green dots called?

• axis of symmetry

• vertex

• parabola

• roots or x-intercepts

On what interval is the graph decreasing?

• (∞, 3)

• (3, -∞)

• (3, ∞)

• (-∞, 3)