West Contra Costa Unified School District
Linear-Quadratic Systems
Why do I have to learn two different ways to solve linear-quadratic systems? Isn't one way enough? Learners first investigate the three possible situations for linear-quadratic systems (two, one, or zero solutions), then solve such...
West Contra Costa Unified School District
Sneaking Up on Slope
Pupils determine the pattern in collinear points in order to determine the next point in a sequence. Using the definition of slope, they practice using the slope formula, and finish the activity with three different ways to...
West Contra Costa Unified School District
Geometric Sequences
Place a lesson on sequences in your sequence of lessons. Scholars first learn the basics of geometric sequences, such as common ratios and then they write recursive and explicit formulas for geometric sequences.
Curated OER
Color at Light Speed
Rainbow science anyone? learners put the color specturm, frequency, light waves, and wavelengths into a light speed context. They use algebraic formulas to determine the speed of each light wave length. A great way to connect math and...
Howard Hughes Medical Institute
Calculating Iridium Fallout from an Asteroid Impact
Should we be afraid of a large asteroid impact on Earth today? Young scientists estimate the size and composition of an asteroid similar to the one that caused the K-T mass extinction. They apply algebraic formulas to answer questions...
Texas Instruments
TI-Nspire™ CAS
When it comes to rating educational calculators, this calculator is always near the top of this list. Now it's available as an app. There is a lot of calculator power wrapped up in this app. Not only is this a fully functioning...
EngageNY
Solutions to Polynomial Equations
Take a step back to Algebra II. The first lesson in a series of 23 asks scholars to remember working with quadratic equations with complex solutions. Pupils apply polynomial identities to complex numbers and work examples that show how...
Curated OER
A Sum of Functions
Collaborative learners will see the geometric addition of functions by graphing the sum of two graphed curves on the same coordinate plane. This task then naturally flows into giving learners the algebraic representation of the curves...
BW Walch
Linear & Exponential Functions
Positioned inside the framework of linear and exponential functions, this lesson is more of an investigation into the effects of changing variables and constants inside an expression. The author takes familiar formulas, those for...
Curated OER
Algebra: Olympic Races
Students use Olympic athlete statistics to make algebraic calculations. For this algebraic equation lesson, students use algebra to calculate athlete speed and calories burned.
Illustrative Mathematics
Slopes and Circles
An upper-level treatment of what is often presented as a basic concept (the right angle of an inscribed circle on the diameter), this activity really elevates the mathematical thought of the learner! Expected to develop formulas...
Curated OER
Transforming Formulas
In this formulas worksheet, students transform and algebraically manipulate formulas for various variables. There are 5 multiple choice questions.
Curated OER
Using Formulas to Solve Problems
In this algebra worksheet, learners rewrite word problems using algebraic expressions. They use formulas to solve problems. There are 22 questions with an answer key.
Curated OER
The Quadratic Formula
Young scholars derive the quadratic formula. In this algebra instructional activity, students use the quadratic formula to solve equations and identify the roots of a quadratic equation. They graph their parabola and analyze it.
Curated OER
Integrated Algebra Final Exam
In this integrated algebra worksheet, students solve problems involving system of equations, quadratic equations, inequalities, surface area, and radicals. This 28-page worksheet contains 39 multi-step problems.
Curated OER
Substitution into Formulae
In this substituting numbers activity, students solve 30 problems in which numbers are substituted into algebraic expressions. This page is intended as an online activity, but may be completed on paper.
Curated OER
Algebra: Co-ordinates
Students use Cartesian coordinates. In this graphing lesson students use simple formulae, interpret coordinates, and create graphical representations. They express their work algebraically.
Curated OER
Chapter 5 - Objective 4.1 Point-slope Formula
In this point-slope formula worksheet, students use the point-slope formula to find the equation of a line which passes through a given point. This one-page worksheet contains ten problems.
Curated OER
The Quadratic Formula
Students solve quadratic function by completing the square. In this algebra lesson, students use the quadratic formula to factor quadratics and find the roots. They graph the parabola and identify its properties.
Curated OER
Using Algebra to Solve Puzzles
Students explore basic algebraic operations to solve real life situations. Additional problems are presented to continue the exploration of the concept.
Curated OER
Sales Spreadsheet
Students use Excel spreadsheets to organize purchases, discounts, sales prices, and sales tax. Students follow step by step instructions and enter formulas as well as use the auto sum feature to calculate required calculations.
Curated OER
Discriminating Against the Zero
Students explore the concept of quadratic equations. In this quadratic equations lesson, students find the roots or zeros of quadratic equations using the quadratic formula. Students give examples of functions with 2 real,...
Curated OER
Variables and Expressions
In this variables and expressions worksheet, students solve and complete 20 different problems that include various types of expressions. First, they write a variable expression of each given algebraic expression. Then, students write an...
Inside Mathematics
Expressions
Strive to think outside of the quadrilateral parallelogram. Worksheet includes two problems applying prior knowledge of area and perimeter to parallelograms and trapezoids. The focus is on finding and utilizing the proper formula and...