Wolfram Research
Wolfram Math World: Multiplicative Inverse
This site explains multiplicative inverse in nonzero real and complex numbers, as well as matrices. Also discusses how to detect the multiplicative inverse of complex numbers in a table.
Texas Instruments
Texas Instruments: Numb3 Rs: Thinking Backward
Based off of the hit television show NUMB3RS, this lesson gets students to work backward, or to find the inverse, of given problems. Two type of problems are presented: one is the graph of a parabola, and the other involves bank shots on...
Texas Instruments
Texas Instruments: Inverse Variation and Constant of the Variation
Students will identify and solve problems related to inverse variation and the constant of the cf the variation. Students will apply terms related to inverse variation and the constant of the variation.
Texas Instruments
Texas Instruments: Preparing for Proofs
This activity introduces students to the terms of hypothesis, conclusion, conditional, converse, inverse, contrapositive, and biconditional using popular advertising slogans. A learning check activity is used to check their understanding...
University of California
University of California: Integrals and the Natural Log
This site explains the natural log and its integral. Includes examples.
Math Medics
S.o.s. Math: Calculus
This lesson has links to the various topics dealing with calculus. The student just needs to find the topic then click to go to it.
Math Medics
S.o.s. Math: Inverse Hyperbolic Functions
This lesson has information explaining the Inverse Hyperbolic Functions. There is a worked example that the student can look over and one that the student can work and check the answer.
Beacon Learning Center
Beacon Learning Center: Checking Subtraction
Students can explore the inverse relationship of addition and subtraction in this interactive web lesson.
Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Matrix Inversion
Students learn how to find the inverse of a matrix. The tutorial consists of class notes, examples, and practice problems. Review exercises and a chapter quiz are included.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Inversion
In Spanish. A resource that explains mathematical inversions.
Clark University
Clark University: Dave's Short Trig Course
This Clark University trigonometry tutorial site features questions and answers about what students can learn from trigonometry.
McGraw Hill
Glencoe Mathematics: Inverse Variation Review Quiz
This five question multiple choice review quiz allows you to review the concepts of inverse variation. After selecting your final answers, click on "Check it!" to see how you did.
McGraw Hill
Glencoe: Quiz on Determinants and Multiplicative Inverses of Matrices
Learners demonstrate comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on matrices. Topics include determinants and multiplicative inverses.
Khan Academy
Khan Academy: Integers: Negative Numbers: Number Opposites
Students take a quiz over the concept of integer opposites, also known as additive inverses. After answering each question they are given feedback. Hints are available but affect the score. If students are still struggling with the...
CK-12 Foundation
Ck 12: Algebra: Adding and Subtracting Rational Expressions
[Free Registration/Login may be required to access all resource tools.] This lesson covers adding and subtracting rational expressions when one of the denominators is the LCD. Students can look at guided notes and attempt practice problems.
CK-12 Foundation
Ck 12: Algebra: Cramer's Rule
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems of equations using Cramer's Rule.
University College London
University College London: Hyperbolic Table of Contents
This is a good site from the University College London with links to the various sections on hyperbolics.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Identity and Inverse Matrices
Sixteen problems present a variety of practice working with identity and inverse matrices. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
CK-12 Foundation
Ck 12: Algebra: Inverse Property of Addition in Decimal Equations
[Free Registration/Login may be required to access all resource tools.] Identify and apply the inverse property of addition in decimal operations with expressions
CK-12 Foundation
Ck 12: Analysis: Functions and Inverses
[Free Registration/Login may be required to access all resource tools.] In this lesson students are provided with an introduction to inverses of functions. Students examine guided notes, review guided practice, watch instructional videos...
Sophia Learning
Sophia: Inverse Operations
This video lesson introduces and provides examples of inverse operations. A short quiz follows to test students' understanding of the skill.
McGraw Hill
Mc Graw Hill: Inverse Variation [Pdf]
This is a page on inverse variation taken from a textbook. Contains a definition, examples, and practice problems with answers.
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Inverse Functions
The sample problems and solutions in this tutorial will show you what an inverse function is: how to find one, how to graph a function and its inverse, and how to determine whether a function has an inverse.
Purple Math
Purplemath: Inverse Functions: Definition of "Inverse" / Drawing the Inverse
Explains the concept of inverse functions, covers some typical exercises, and demonstrates how to find the inverse of a given function.