Math Medics
S.o.s. Math: Inverse Functions With Restricted Domains
This math lesson allows you to look at inverse functions to decide which parts are one-to-one and which parts are not one-to-one.
Other
Platonic Realms: The Platonic Solids
This article provides the definition of a function, with links to related material.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 1 [Pdf]
Students use the horizontal line test to determine if a function is one-to-one. The problem consists of an enlarged printable version of a graph available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 2 [Pdf]
Learners use the horizontal line test to determine if a function is one-to-one. The problem consists of an enlarged printable version of a graph available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 3 [Pdf]
The example explores the horizontal line test and inverse functions. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 4 [Pdf]
The example explores the horizontal line test and inverse functions. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 5 [Pdf]
The handout examines whether the function is one-to-one by using the horizontal line test. The graph is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Horizontal Line Test 6 [Pdf]
The handout examines whether the function is one-to-one by using the horizontal line test. The graph is available in PDF format.