Parts of the Parabolas

What is the significance of the ordered pair (0, -2) to the graph?

• It is the vertex

• It is an x-intercept

• It is the y-intercept

• It is the axis of symmetry

Tags

CCSS.HSF-IF.C.7A

Which statement about the graph is FALSE?

• The vertex is (-3, 18)

• The vertex is a maximum

• The y-intercept is y = 0

• The axis of symmetry is y = -3

Tags

CCSS.HSF-IF.C.7A

What is the significance of the ordered pair (1, -2) to the graph?

• It is the maximum point

• It is the vertex

• It is the y-intercept

• It is an x-intercept

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

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 touches or intersects the y-axis

Tags

CCSS.HSF-IF.C.7A

What's the vertex of this parabola?

• (0, 3)

• (-1, 0)

• (3, 0)

• (1, 4)

Is the vertex a maximum or a minimum?

• Maximum

• Minimum

Where is the parabola decreasing?

• ( -inf, -3)

• ( -3, inf)

• (-inf, -2)

• ( -2, inf)

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of this parabola?

• (0, 3)

• (0, -1)

• (-1, 0)

• (3, 0)

Tags

CCSS.HSF-IF.C.7A

Where is this parabola increasing?

• (1, inf)

• (-inf, 3)

• (-inf, 1)

• (-inf, -1)

Tags

CCSS.HSF-IF.C.7A