Chapter 11 Vocabulary

What is the "axis of symmetry" of a parabola?

• The point where the parabola reaches its highest or lowest value

• The line that divides the parabola into two mirror images

• The distance from the vertex to the x-axis

Which method involves rewriting a quadratic equation so that one side is a perfect square trinomial?

• Factoring

• Completing the square

• Using the quadratic formula

• Graphing

Tags

CCSS.HSA-REI.B.4B

What does the "discriminant" of a quadratic equation tell you?

• The number of solutions the equation has

• The maximum value of the function

• The axis of symmetry

• The vertex of the parabola

Tags

CCSS.HSA-REI.B.4B

What is a "double root" in a quadratic equation?

• When the equation has no real solutions

• When the equation has two different solutions

• When the equation has one solution that occurs twice

• When the equation has complex solutions

Tags

CCSS.HSA-REI.B.4B

In a quadratic function, what is the "maximum"?

• The lowest point on the graph

• The highest point on the graph

• The point where the graph crosses the x-axis

• The axis of symmetry

Tags

CCSS.HSF-IF.C.7A

What is the "minimum" of a quadratic function?

• The highest point on the graph

• The lowest point on the graph

• The axis of symmetry

• The y-intercept

Tags

CCSS.HSF-IF.C.7A

What shape does the graph of a quadratic function always make?

• Circle

• Line

• Parabola

• Ellipse

Tags

CCSS.HSF-IF.C.7A

Which equation is a "quadratic equation"?

What is a "quadratic function"?

Which of the following is the "standard form" of a quadratic function?