HSA-SSE.A.2

Use the structure of an expression to identify ways to rewrite it. For example, see x4 – y4 as (x2)2 – (y2)2, thus recognizing it as a difference of squares that can be factored as (x2 – y2)(x2 + y2).

 
69 Lesson(s)
   

Polynomial Puzzles 3: Multiplying and Factoring Polynomials

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

This lesson will help students to see that multiplying and factoring trinomials are inverse operations

 
Favorites (25)
 
Resources (12)
polynomials multiply factor image resized
   

Adding and Subtracting Monomials

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

This lesson uses a pre-assessment to determine student's understanding. The work is then differentiated based on student need.

 
Favorites (19)
 
Resources (17)
 
Reflections (1)
adding monomials image resized
   

Speed Dating Rationally

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

Efficiency and accuracy improves as students solve rational equations with their ‘date’ in this interactive and self-checking speed dating activity.

 
Favorites (15)
 
Resources (20)
 
Reflections (1)
speed dating
   

Logs, Loans, and Life Lessons!

Algebra II » Unit: Exponential and Logarithmic Functions
Algebra II » Unit: Exponential and Logarithmic Functions
Jarod Hammel
Huntington, IN
Environment: Suburban
 
Big Idea:

This engaging lesson weaves together logarithms, loans, and life lessons!

 
Favorites (4)
 
Resources (16)
logs loans and life lessons pic
   
12th Grade Math » Unit: Circles
Hilary Yamtich
Oakland, CA
Environment: Urban
 
Big Idea:

Will the dog be able to reach its bone? Students apply the definition of a circle, along with a method for determining whether or not a point lies on a circle.

 
Favorites (8)
 
Resources (14)
 
Reflections (1)
screenshot 2014 05 13 15 24 12
   

Parabola Problem Partner Critiques

12th Grade Math » Unit: Conic Sections
12th Grade Math » Unit: Conic Sections
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

A silent board game helps students recall how to complete the square then students critique the work of others in the AB partner activity.

 
Resources (18)
parabola image revised
   

Standard Form of Circle Equations

12th Grade Math » Unit: Circles
12th Grade Math » Unit: Circles
Hilary Yamtich
Oakland, CA
Environment: Urban
 
Big Idea:

How can I tell if this weird-looking equation will make a circle when I graph it? Students discover how to apply previous knowledge about completing the square to a new problem.

 
Resources (13)
 
Reflections (1)
concentric circles
   

Combining Like Terms

Algebra I » Unit: Linear Equations
Algebra I » Unit: Linear Equations
Noelani Davis
Washington, DC
Environment: Urban
 
Big Idea:

Students will identify the parts of an expression using math terminology. Students will understand the concept of like terms with the use parallel examples.

 
Favorites (172)
 
Resources (16)
 
Reflections (1)
cltpic
   

Seeing Structure in Expressions - Factoring Higher Order Polynomials

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

Like quadratic expressions, some higher order polynomial expressions can be rewritten in factored form to reveal values that make the expression equal to zero.

 
Favorites (5)
 
Resources (25)
 
Reflections (2)
factoring quick poll
   

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
   

Solving Quadratics by Factoring-Day 1

Algebra I » Unit: Quadratic Functions
Algebra I » Unit: Quadratic Functions
James Bialasik
Amherst, NY
Environment: Suburban
 
Big Idea:

Factoring can be used as a tool to examine the structure of an equation.

 
Favorites (14)
 
Resources (13)
 
Reflections (1)
solving quadratics by factoring day1 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
   

Circles and Completing the Square (Day 1 of 2)

12th Grade Math » Unit: Conic Sections
12th Grade Math » Unit: Conic Sections
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Use TRIANGLES and SQUARES to find the equation of a CIRCLE?! Students use prior knowledge of perfect squares and the Pythagorean Theorem to find equations for circles.

 
Favorites (5)
 
Resources (17)
circles revised image
   

Factoring Polynomials 2 + take-home assessment

8th Grade Math » Unit: POLYNOMIALS AND FACTORING
8th Grade Math » Unit: POLYNOMIALS AND FACTORING
Jeff Li MTP
New York, NY
Environment: Urban
 
Big Idea:

What does an imagined new TSA security screening machine have to do with the zero product property? Find out in this lesson that pushes students to use simple deductive reasoning.

 
Favorites (2)
 
Resources (18)
 
Reflections (2)
zero resized
   

More with Factoring Completely

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

Which of these things are not like the other? Students compare the structure of polynomial expressions.

 
Favorites (6)
 
Resources (16)
 
Reflections (1)
more factor completely image resized
Common Core Math
 
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