Graphing Quadratics with Delta Math and Desmos

The video tutorial covers graphing quadratic equations using a tool. It explains how to plot points, use tables, and identify key features like roots and vertex. The tutorial includes examples of graphing specific quadratic equations and emphasizes the symmetry of quadratics.

What tool is used to help plot points for graphing quadratics?

• Algebraic manipulator

• Plotting compass

• Graphing calculator

• Decimal tool

What must be manipulated to change the graph of a quadratic?

• Neither inputs nor outputs

• Both inputs and outputs

• Inputs only

• Outputs only

How many points, including roots and vertex, are required to plot the quadratic?

• Three

• Four

• Five

• Six

Which point is a root of the equation y = x^2 + 14x + 48?

• All of the above

• (-6,0)

• (8,0)

• (-7,1)

What is the y-coordinate when x = 9 for the equation y = x^2 + 14x + 48?

• 3

• 2

• 1

• 4

What is the y-coordinate of the vertex in the equation y = x^2 - 8x + 15?

• 1

• 3

• 4

• 5

What is the correct equation for the axis of symmetry based on the vertex provided?

• x = 5

• x = 4

• x = 6

• x = 3

What is the equation of the axis of symmetry for the quadratic y = x^2 - 8x + 15?

• x = 4

• x = 5

• x = 3

• x = 6

Which of the following is not a correct root for the equation y = x^2 + 6x - 5?

• None of the above

• 6

• 5

• 1

Which of the following is a correct root for the equation y = x^2 + 6x - 5?

• 6

• 1

• 5

• All of the above