TeachEngineering
Teach Engineering: Forms of Linear Equations
Learners learn about four forms of equations: direct variation, slope-intercept form, standard form and point-slope form. They graph and complete problem sets for each, converting from one form of equation to another, and learning the...
CK-12 Foundation
Ck 12: Algebra: Ratio, Proportion, and Variation
[Free Registration/Login may be required to access all resource tools.] Understand direct and inverse variation.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Variation
Here is a site that clearly and thoroughly explains direct and inverse variation. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have been...
CK-12 Foundation
Ck 12: Algebra: Graphs of Rational Functions Study Guide
This comprehensive study guide highlights the main terms and formulas needed to understand graphs of rational functions. Examples are included.
Math Planet
Math Planet: Algebra 2: Rational Expressions: Variation
Provides an explanation and examples of variation.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Combined Variation
Find a quick, concise explanation of Combined Variation. Hyperlinks are available to explain how variables can vary directly and inversely.
TeachEngineering
Teach Engineering: Applications of Linear Functions
This lesson plan culminates the unit with the Go Public phase of the legacy cycle. In the associated activities, students use linear models to depict Hooke's law as well as Ohm's law. To conclude the lesson plan, students apply they've...
Oswego City School District
Regents Exam Prep Center: Algebra 2: Direct and Inverse Variation
The mathematics tutorial explores direct and inverse variation. The lesson consists of class notes, examples, and practice problems with solutions. The teacher resource includes an activity that examines mathematical variation in art.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: High School Basic Algebra Review
An overview of basic high school algebra topics can be found here. Absolute value, signed numbers, inequalities and equations, mixture problems, and direct and indirect variation are all listed, each with links to questions posed by...
CK-12 Foundation
Ck 12: Algebra: Scale and Indirect Measurement Applications
[Free Registration/Login may be required to access all resource tools.] Learn how to solve problems using scale and indirect measurement.
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