HSA-SSE.B.3a

Factor a quadratic expression to reveal the zeros of the function it defines.

 
45 Lesson(s)
   

Quadratic Functions: Standard and Intercept Forms

Algebra II » Unit: Polynomial Functions and Expressions
Algebra II » Unit: Polynomial Functions and Expressions
Colleen Werner
Ipswich, MA
Environment: Suburban
 
Big Idea:

Quadratic functions are graphed as parabolas; how we go about creating the graph depends on which form the function is written in.

 
Favorites (9)
 
Resources (21)
 
Reflections (1)
desmos standard
   

Finding Roots of All Sorts

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
James Dunseith
Worcester, MA
Environment: Urban
 
Big Idea:

In this fast-paced lesson, students are introduced to as many ideas as they can handle, while also being given space to make their own sense of those ideas.

 
Favorites (4)
 
Resources (24)
 
Reflections (1)
u6 l5 sw can you factor it i p1
   

Review Workshop: Polynomial Functions and Expressions

Algebra II » Unit: Polynomial Functions and Expressions
Algebra II » Unit: Polynomial Functions and Expressions
Colleen Werner
Ipswich, MA
Environment: Suburban
 
Big Idea:

Tomorrow is the unit test on polynomial functions and expressions. In this lesson, we do more practice with word problems, solving equations, graphing parabolas, and rewriting quadratic functions.

 
Favorites (5)
 
Resources (13)
 
Reflections (1)
unit checklist
   
Algebra I » Unit: Quadratic Functions
James Dunseith
Worcester, MA
Environment: Urban
 
Big Idea:

This fast-paced lesson introduces multiplication of binomials and factoring of quadratic expressions for the first time, which sets students up to explore both in depth over the next few days.

 
Favorites (11)
 
Resources (22)
 
Reflections (1)
u6 l3 big idea for slt 601 ii
   

Factoring Trinomials

Algebra I » Unit: Polynomial Expressions
Algebra I » Unit: Polynomial Expressions
James Bialasik
Amherst, NY
Environment: Suburban
 
Big Idea:

This lesson will help students extend their understanding of multiplying and factoring to polynomial expressions.

 
Favorites (9)
 
Resources (11)
 
Reflections (1)
factor trinomial image
   

More with Factoring Trinomials

Algebra I » Unit: Polynomial Expressions
Algebra I » Unit: Polynomial Expressions
James Bialasik
Amherst, NY
Environment: Suburban
 
Big Idea:

This lesson will allow students to gain understanding about factoring trinomials by looking at the structure of the trinomial.

 
Favorites (10)
 
Resources (16)
 
Reflections (1)
trinomials factoring2 image
   

Can You Factor It?

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
James Dunseith
Worcester, MA
Environment: Urban
 
Big Idea:

Students make a list of perfect squares before keep a close watch to see where these special numbers pop up!

 
Favorites (5)
 
Resources (21)
 
Reflections (1)
u6 l4 what do you notice
   

Quadratic Functions in Three Forms

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
James Dunseith
Worcester, MA
Environment: Urban
 
Big Idea:

An brief adventure in number theory provides some background knowledge for completing the square, then students get to practice manipulating quadratic expressions in different forms.

 
Favorites (6)
 
Resources (24)
 
Reflections (3)
u6 l6 sw extension with graphs l14 option p1
   

Solve quadratics by factoring - varied

8th Grade Math » Unit: QUADRATIC FUNCTIONS
8th Grade Math » Unit: QUADRATIC FUNCTIONS
Jeff Li MTP
New York, NY
Environment: Urban
 
Big Idea:

Get students to be fluent in solving quadratic equations by factoring by providing them with a variety of examples.

 
Favorites (1)
 
Resources (12)
14 5 image resized
   

Interpreting and Graphing Quadratic Functions

Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Jason Colombino
Salem, MA
Environment: Urban
 
Big Idea:

Students interpret key features of quadratics in real-life contexts to see the value of modeling and power of quadratics!

 
Favorites (10)
 
Resources (19)
 
Reflections (3)
gateway arch
   

Building Quadratic Functions: f(x), kf(x) and f(kx)

Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Jason Colombino
Salem, MA
Environment: Urban
 
Big Idea:

Students use technology to construct their own understanding of different operations on the graph of quadratic functions!

 
Favorites (1)
 
Resources (19)
 
Reflections (1)
exit ticket manipulating quadratics
   

Unit Assessment on Quadratic Functions

8th Grade Math » Unit: QUADRATIC FUNCTIONS
8th Grade Math » Unit: QUADRATIC FUNCTIONS
Jeff Li MTP
New York, NY
Environment: Urban
 
Big Idea:

Assess and analyze! Understand if your kids truly mastered this unit on quadratic functions.

 
Favorites (2)
 
Resources (12)
 
Reflections (2)
qa unit assessment resized
   

Roller Coaster Polynomials

12th Grade Math » Unit: Polynomial Functions and Equations
12th Grade Math » Unit: Polynomial Functions and Equations
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Working in teams, students use their polynomial knowledge to analyze and describe various roller coasters.

 
Favorites (13)
 
Resources (14)
 
Reflections (1)
roller coaster pic
   

Performance Task: Pulling It Together with Quadratics

Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Jason Colombino
Salem, MA
Environment: Urban
 
Big Idea:

Students integrate concepts learned about quadratic equations and functions to analyze models and make recommendations for maximizing profit on the sale of smart phones.

 
Favorites (13)
 
Resources (10)
smart phones image
   

Unit Assessment: Quadratic Functions and Equations

Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Algebra I » Unit: Interpret and Build Quadratic Functions and Equations
Jason Colombino
Salem, MA
Environment: Urban
 
Big Idea:

Students complete a unit assessment aligned to unit standards - provides excellent data source for teacher's to adjust and refine their curriculum and instruction!

 
Favorites (23)
 
Resources (6)
quadratic unit test image
Common Core Math
 
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