Quadratic Functions Key Characteristics

What is the vertex?

• (4,-4)

• (2,0)

• (0,2)

• (6,0)

Does this graph have a maximum or minimum value?

• maximum

• minimum

• neither

• both

Does the quadratic have a max/min vertex, and does the graph open up/down?

• max/ opens down

• min/ opens up

• max/ opens up

• min/ opens down

Tags

CCSS.HSF-IF.C.7A

What are the vertex and axis of symmetry of the parabola f(x) = -x² - 4x + 12?

• Vertex: (-2, 16); Axis of Symmetry: x = -2

• Vertex: (2, 0); Axis of Symmetry: x = 2

• Vertex: (2, 4); Axis of Symmetry: x = 2

• Vertex: (-2, 4); Axis of Symmetry: z = --2

• (0, 4)

• x = 2

• (4, 0)

• x = -2

• (2, 6)

• (5, 0)

What are the key features of a quadratic function?

• Vertex, axis of symmetry, and intercepts

• Slope, intercepts, and degree

• Degree, leading coefficient, and discriminant

• Slope, vertex, and discriminant

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

Tags

CCSS.HSF-IF.C.7A

Match the following term with the best definition.

• The line of reflection of a quadratic function

• parabola

• The shape of a quadratic function

• vertex

• The highest or lowest point

• Quadratic Function Equation

• Axis of symmetry equation

• axis of symmetry

What is true for: y = ½(x - 4)² - 4

• Opens up with a minimum

• Opens down with a maximum

• Opens left

• Opens right

Tags

CCSS.HSF-IF.C.7A

Define X-intercept

• The highest or lowest point on the graph.

• Where the parabola touches or intersects the x-axis.

• Where the parabola touches or intersects the y-axis.

• A line that divides the graph into two equal parts. i.e. cuts the graph in half.

Tags

CCSS.HSF-IF.C.7A