What is the main focus of the homework discussed in the video?

• Graphing linear functions

• Identifying parts of quadratic functions

• Solving linear equations

• Identifying linear functions

What is the axis of symmetry in a parabola?

• A line that goes through the y-intercept

• A line that goes through the origin

• A line that goes through the vertex

• A line that goes through the x-intercept

What are the other names for x-intercepts in a parabola?

• Intercepts, points, or lines

• Roots, zeros, or solutions

• None of the above

• Vertices, peaks, or troughs

What is the vertex of a parabola?

• The point where the parabola crosses the y-axis

• The midpoint of the parabola

• The highest or lowest point of the parabola

• The point where the parabola crosses the x-axis

What is the domain of a quadratic function?

• All real numbers

• All negative numbers

• All positive numbers

• All integers

How can you identify the zeros of a parabola?

• By finding the highest point of the parabola

• By finding where the parabola crosses the x-axis

• By finding the lowest point of the parabola

• By finding where the parabola crosses the y-axis

Tags

CCSS.HSF-IF.C.7A

What does it mean if a parabola has a minimum?

• It opens downwards

• It opens upwards

• It has no y-intercepts

• It has no x-intercepts

Tags

CCSS.HSF-IF.C.7A

In the example given, what is the axis of symmetry for the parabola with a vertex at (0, -9)?

• y = -9

• x = -9

• x = 0

• y = 0

What is the vertex of the parabola in the example where the axis of symmetry is x = -4?

• (-4, -1)

• (-4, 1)

• (-4, 0)

• (-4, -9)

What is the axis of symmetry for a parabola that does not touch the x-axis and has a vertex at (2, 5)?

• y = 2

• x = 5

• y = 5

• x = 2