Graphing and finding the Zeroes Quadratic Functions Lesson

Graphing and finding the Zeroes Quadratic Functions Lesson

Elizabeth Borres

At the end of the lesson, student should be able to:

• Review the characteristics of Quadratic Functions.

• Graph quadratic Functions using Desmos Calculator.

• Solve for the zeros of quadratic functions.

Fourth Quarter

• Small Group (Thursday @ 3pm)

• Make-Up/Retake ASAYC

Multiple Choice

What is the formula above primarily used for?

• Finding the axis of symmetry from standard form
• Finding the vertex from standard form
• Finding the vertex from vertex form
• Finding the vertex from standard form

Multiple Choice

Where is the axis of symmetry for this parabola?

• x = −1

• x = 0

• y = 3

• x = −3

Multiple Choice

What do we call the graph of a quadratic function?

• parabola
• linear
• cubic
• sinusoidal

Multiple Choice

What is the maximum/minimum of a parabola called?

• vertex

• point

• top

• bottom

Multiple Choice

What is the name of this form:
y = ax² + bx + c

• vertex form
• standard form
• factored form
• zero form

Multiple Choice

Does the equation open up or down? 
Y = -3x² +7x - 2

• up
• down
• Neither; it opens to the right.
• Neither; it opens to the left.

Multiple Choice

Which is the vertex of y = x²+ 16x + 71 ?

• V(-8, 7)

• V(-8, 3)

• V(8, 10)

• V(16, -2)

Multiple Choice

Which is the vertex of y = x²+ 16x + 71 ?

• V(-8, 7)

• V(-8, 3)

• V(8, 10)

• V(16, -2)

Multiple Choice

What are the zeros of the parabola? 

• 1, 5
• 3, -5 
• 3, 0
• -6, 1

Poll

Do you have any questions/clarifications?