HSA-CED.A.2

Create equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.

 
178 Lesson(s)
   

Ahoy team! What can you see? Finding functions.

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

Students improve their teamwork skills by gathering and analyzing data to investigate a linear model.

 
Favorites (17)
 
Resources (19)
 
Reflections (2)
pirate
   

What is Algebra?

Algebra II » Unit: Modeling with Algebra
Algebra II » Unit: Modeling with Algebra
Jacob Nazeck
Fort Collins, CO
Environment: Suburban
 
Big Idea:

Algebra is built on axioms and definitions and relies on proofs just as much as geometry.

 
Favorites (35)
 
Resources (19)
 
Reflections (2)
al khwarizmi stamp
   

Solving Linear Equations in Two Variables

Algebra I » Unit: Making Informed Decisions with Systems of Equations
Algebra I » Unit: Making Informed Decisions with Systems of Equations
Jason Colombino
Salem, MA
Environment: Urban
 
Big Idea:

This MAP Classroom Challenge provides students with an engaging and thought-provoking activity about notebooks, pens and cash registers to learn about solving equations in two variables!

 
Favorites (12)
 
Resources (26)
 
Reflections (2)
solving equations math shell lesson image
   

The Tortoise and the Hare Piece-wise Functions

Algebra II » Unit: Modeling with Functions
Algebra II » Unit: Modeling with Functions
Amelia Jamison
Caldwell, ID
Environment: Rural
 
Big Idea:

Will the tortoise win again? Students will not only find out but write a mathematical story about it.

 
Favorites (4)
 
Resources (29)
 
Reflections (1)
image tortoise and hare piecewise functions
   

Writing the Equation of A Linear Function (Day 2 of 2)

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

This lesson allows students to understand how to use slope to write an explicit formula for a linear function.

 
Favorites (7)
 
Resources (15)
writing linear equations2 image
   

Writing the Equation for a Linear Function (Day 1 of 2)

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

This lesson shows how to approach writing the equation of a line using multiple methods.

 
Favorites (6)
 
Resources (11)
writing linear equations image
   

Review of Polynomial Roots and Complex Numbers

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

Arithmetic with polynomials and complex numbers are performed in similar ways, but powers of i have a meaning distinct from powers of variables.

 
Favorites (2)
 
Resources (10)
waterfall trivia
   

Solving Systems by Graphing

Algebra I » Unit: Systems of Equations
Algebra I » Unit: Systems of Equations
James Dunseith
Worcester, MA
Environment: Urban
 
Big Idea:

As students gain confidence in graphing - and interpreting the intersection points on - systems of equations, we continue to see how this skill relates to guess and check.

 
Favorites (6)
 
Resources (21)
 
Reflections (1)
u5 l4 key elements of a graph
   

Solving Two Variable Inequalities

Algebra I » Unit: Extending Equations
Algebra I » Unit: Extending Equations
James Bialasik
Amherst, NY
Environment: Suburban
 
Big Idea:

See how to use test points to determine how to determine the solution to a two-variable inequality.

 
Favorites (14)
 
Resources (22)
 
Reflections (1)
solving two variable inequalities image
   

Ahoy again! What can you see now? Building Rational Functions

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

Students use “spyglasses” again to build context around rational functions and begin to develop an understanding of how a rational function behaves.

 
Favorites (2)
 
Resources (31)
 
Reflections (1)
pirate
   

The Tortoise and The Hare Project Day 1

Algebra II » Unit: Modeling with Functions
Algebra II » Unit: Modeling with Functions
Amelia Jamison
Caldwell, ID
Environment: Rural
 
Big Idea:

Will the tortoise win again? Students will not only find out but write a mathematical story about it.

 
Favorites (6)
 
Resources (31)
 
Reflections (3)
image tortoise and hare project
   

The Groupon Question: Solving Two Variable Equations

Algebra I » Unit: Extending Equations
Algebra I » Unit: Extending Equations
James Bialasik
Amherst, NY
Environment: Suburban
 
Big Idea:

An equation in two variables can have many solutions which are represented as ordered pairs in the coordinate plane.

 
Favorites (11)
 
Resources (17)
 
Reflections (1)
solving two variable equations image cropped
   

Organizing a List and Guess & Check

Algebra I » Unit: Systems of Equations
Algebra I » Unit: Systems of Equations
James Dunseith
Worcester, MA
Environment: Urban
 
Big Idea:

In order for guessing and checking to be useful and efficient, it’s important to have an idea of how to organize a list of possibilities.

 
Favorites (6)
 
Resources (31)
 
Reflections (1)
u5 l2 projecting sw two kinds
   

What Should I Charge?

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

This unit is about functions, modeling, and student choice. Today's lesson is an introduction to the final four weeks of school.

 
Favorites (8)
 
Resources (28)
 
Reflections (1)
u7 l1 work request 1
   

Transformation of Polynomial Functions

Algebra II » Unit: Polynomial Functions
Algebra II » Unit: Polynomial Functions
Amelia Jamison
Caldwell, ID
Environment: Rural
 
Big Idea:

Models support conceptual understanding of function transformations. From cube to cubic!

 
Resources (30)
 
Reflections (2)
image transformation of polynomial functions
Common Core Math
 
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