The video tutorial introduces quadratic functions, focusing on their graphing and characteristics. It covers the three forms of quadratic functions: standard, vertex, and factored, explaining how each form relates to graph characteristics like vertex, axis of symmetry, and intercepts. The tutorial uses real-world examples, such as a football's trajectory, to illustrate these concepts. Students are encouraged to take notes and practice identifying characteristics from different forms, with a challenge question to reinforce learning.

What is the shape of the graph of a quadratic function?

• A straight line

• A U-shaped curve

• A V-shaped curve

• A circle

Tags

CCSS.HSF-IF.C.7A

What is the highest exponent of x in a quadratic function?

• 1

• 2

• 3

• 4

Which form of a quadratic function allows you to immediately identify the vertex?

• Intercept Form

• Factored Form

• Vertex Form

• Standard Form

In the vertex form of a quadratic function, what do the variables h and k represent?

• The vertex coordinates

• The y-intercepts

• The x-intercepts

• The coefficients of x

What is the formula to find the x-coordinate of the vertex in standard form?

• x = a / 2b

• x = -a / 2b

• x = b / 2a

• x = -b / 2a

In standard form, which term represents the y-intercept?

• b

• a

• c

• d

Tags

CCSS.8.EE.B.6

CCSS.8.F.A.3

What is another name for the factored form of a quadratic function?

• Standard Form

• Vertex Form

• Intercept Form

• Polynomial Form

How do you find the x-intercepts in the factored form of a quadratic function?

• Set each factor equal to zero and solve for x

• Use the quadratic formula

• Set the equation equal to zero and solve for y

• Find the average of the coefficients

Tags

CCSS.HSF-IF.C.7A

What is the relationship between the vertex and the x-intercepts in the factored form?

• The vertex is the midpoint of the x-intercepts

• The vertex is the product of the x-intercepts

• The vertex is unrelated to the x-intercepts

• The vertex is the sum of the x-intercepts

Tags

CCSS.HSF-IF.C.7A

Which form of a quadratic function is known for its x-intercepts?

• Vertex Form

• Factored Form

• Standard Form

• Polynomial Form