Key Features of Quadratic Functions Vocabulary

Define X-intercept

• The highest or lowest point on the graph

• Where the parabola crosses 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

Define Y-intercept

• Where the parabola touches or intersects the x-axis, also called the x-intercept

• The lowest y-value on the graph

• The highest y-value on the graph

• Where the parabola crosses or intersects the y-axis

Tags

CCSS.HSF-IF.C.7A

Define Maximum

• The highest point on the graph

• The lowest point on the graph

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

Define Minimum

• The lowest point on the graph

• Where the parabola touches or intersects the y-axis

• Where the parabola touches or intersects the x-axis, also called the x-intercept

Tags

CCSS.HSF-IF.C.7A

Define Vertex

• Where the parabola touches or intersects the x-axis

• The highest or lowest point on the graph

• Where parabola line touches or intersects the x- axis, also called the x-intercept

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

Define Axis Of Symmetry

• A vertical line that divides the graph into two congruent halves. i.e. cuts the graph in half

• Where the parabola touches or intersects the x-axis, also called the x-intercept

• The highest y-value on the graph

• The highest or lowest point on the graph

This parabola is:

• Concave down

• Concave up

Tags

CCSS.HSF-IF.C.7A

This parabola is:

• Concave down

• Concave up

Tags

CCSS.HSF-IF.C.7A