Lesson Plan
1
1
Curated OER

Accurately Weighing Pennies II

For Teachers 9th - 12th Standards
Drawing from a scenario of the history of the penny, learners write and solve a system of linear equations from a context.
Lesson Plan
Curated OER

Radical Equations

For Teachers 9th - 12th Standards
This task gives geometry learners practice in solving radical equations in one variable and zeros in extraneous solutions.
Lesson Plan
1
1
Illustrative Mathematics

Equal Area Triangles on the Same Base II

For Teachers 9th - 12th Standards
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
Lesson Plan
1
1
Curated OER

Exponential Growth Versus Linear Growth I

For Teachers 9th - 12th Standards
Your algebra learners will discover how quickly an exponential function value grows compared to a linear function's value. Making a table of values helps in this comparison, set in the context of making a wage for raking leaves.
Activity
Illustrative Mathematics

Springboard Dive

For Teachers 8th - 12th Standards
Dive into this problem that illustrates a real-world application of the quadratic formula. Learners are given an equation that represents the height of a diver above the water t seconds after leaving the springboard. The task is to...
Activity
Paul Dawkins

Paul's Online Notes: Exponential and Logarithm Equations Practice Problems

For Students 9th - 10th Standards
In this section we will discuss various methods for solving equations that involve exponential functions or logarithm functions.
Activity
Lawrence Hall of Science

The Math Page: Topics in Pre Calculus: The Formal Rules of Algebra

For Students 9th - 10th
Here is a site that clearly and thoroughly explains all the rules of algebra from commutative and associative rules through rules for exponents and logarithms. A great review of the important rules from Algebra I and Algebra II! Point...
Activity
Analyze Math

Analyze Math: Cramer?s Rule to Solve Systems of Equations

For Students 9th - 10th Standards
Learners are introduced to the Algebra II topic of solving systems of linear equations. The tutorial proves Cramer?s rule of solving 2 by 2 systems of equations. The activity includes a defintion and an example with a detailed solution.
Activity
Free Math Help

Free Math Help: Systems of Linear Equations

For Students 9th - 10th Standards
The Algebra II session explores systems of linear equations. Students learn how to solve the problems algebraically and graphically.
Activity
Richland Community College

Richland Community College: Math 116 Lecture Notes

For Students 9th - 10th Standards
This site from the Richland Community College provides the detailed lecture notes to a college algebra course, complete with equations and definitions. Content ranges from "functions and their graphs" to "conics and parametric equations."