Activity
Math Medics

S.o.s. Math: Quadratic Equations Quadratic Formula

For Students 9th - 10th Standards
Here you can find a general overview of the quadratic formula, complete with a full breakdown of how to come up with the quadratic formula with a quadratic equation, as well as am example of using the quadratic formula to solve a...
Handout
Math Is Fun

Math Is Fun: Derivation of Quadratic Formula

For Students 9th - 10th Standards
The learning resource investigates the quadratic formula. Students learn how the formula is derived by completing the square and solving for x.
Unit Plan
Sophia Learning

Sophia: Quadratic Formula Tutorial

For Students 9th - 10th Standards
Determine the use of the quadratic formula and when and why it is used to solve quadratic equations.
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Explicit Formulas

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to write the nth term and how to use it to find terms in the sequence. Students examine guided notes, review guided practice and attempt...
Handout
Math Medics

S.o.s. Math: Quadratic Formula: Completing the Square

For Students 9th - 10th Standards
This tutorial explains the quadratic formula by reviewing its origin from the process of completing the square. Includes examples and a few exercises.
Unit Plan
Cool Math

Coolmath: The Quadratic Formula

For Students 9th - 10th Standards
Reference material and practice problems using the quadratic formula.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: The Discriminant

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson uses the discriminant to determine how many real solutions a quadratic equation has.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solutions Using the Discriminant

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Given a quadratic equation, find its discriminant and use the result to determine the nature of the solutions.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solutions Using the Discriminant

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to use the discriminant to solve problems and determine the number of solutions to quadratic equations.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solutions Using the Discriminant

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn how to use the discriminant to solve problems and determine the number of solutions to quadratic equations.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: Formulas and Problem Solving

For Students 9th - 10th Standards
Using this tutorial, you'll learn how to solve a formula for a variable and how to solve word problems involving formulas.
Unit Plan
Mangahigh

Mangahigh: Algebra: Solve Trinomials by Using the Quadratic Formula

For Students 9th - 10th Standards
Students watch an online tutorial on the concept of solving trinomials using the quadratic formula. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty based on their...
eBook
Mathigon

Mathigon: Algebra: Arithmetic and Geometric Sequences

For Students 9th - 10th Standards
This lesson focuses on arithmetic and geometric sequences using several examples and practice exercises.
Unit Plan
Lawrence Hall of Science

The Math Page: Skill in Algebra: Quadratic Equations

For Students 9th - 10th Standards
Here is a site that clearly and thoroughly explains the quadratic equations, including how to solve them by factoring, completing the square, and using the quadratic formula. There are example problems solved, problems for the student to...
Activity
Texas Instruments

Texas Instruments: Using the Distance Formula to Find Trapezoidal Area

For Teachers 9th - 10th
This activity can be used as a formative assessment review of algebra and coordinate geometry.
Handout
Learning Wave Communications

Learning Wave: Algebra, Section 1

For Students 9th - 10th
This resource covers the basic algebraic concepts of like terms, substitution, solving one- and two-step equations, and using formulas and problem solving. Sample problems and links to application problems are included.
Unit Plan
Department of Defense

Do Dea: Algebra 1: Semester 1: Equations

For Students 9th - 10th
A learning module through which students learn about equations including the following: Translating words into equations and equations into words, The Properties of Equality to help solving equations, Techniques for solving simple...
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Logarithm Functions

For Students 9th - 10th Standards
Detailed math tutorial introduces logarithm functions giving the basic properties and graphs. Also, discusses how to evaluate some basic logarithms including the use of the change of base formula, the common logarithm, log(x), and the...
Handout
CK-12 Foundation

Ck 12: Algebra: Graphing Quadratic Equations Study Guide

For Students 9th - 10th
This comprehensive study guide highlights the main terms and formulas needed to review graphing quadratic equations. Examples are included.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Distributive Property to Evaluate Formulas With Decimals

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Evaluate formulas with decimal quantities using the distributive property.
Handout
Cuemath

Cuemath: Algebraic Expression

For Students 9th - 10th Standards
This resource helps with understanding the concept of variables, constants, terms, and coefficients of any algebraic expression. Learn how to simplify algebraic expressions using algebraic formulas and the different types of expressions.
Unknown Type
Khan Academy

Khan Academy: Use Arithmetic Sequence Formulas

For Students 9th - 10th Standards
Given the formula of an arithmetic sequence, either in explicit form or in recursive form, find a specific term in the sequence. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Unknown Type
Khan Academy

Khan Academy: Use Geometric Sequence Formulas

For Students 9th - 10th Standards
Given the formula of a geometric sequence, either in explicit form or in recursive form, find a specific term in the sequence. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Unknown Type
Khan Academy

Khan Academy: Algebra I: Function Inputs and Outputs: Equation

For Students 9th - 10th
Find the input that corresponds to a given function output, using the function's formula. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.