Examples are presented to demonstrate the steps for sketching curves that are not polynomials. Using x- and y-intercepts, limits, domain and range, maxima and minima, second derivatives and general behavior the graphs are constructed...

A comprehensive guide for learning all about tangent functions with definitions, tangent formula, tangent meaning, range and domain of the tangent function, tan function graph, trigonometric ratios, trig identities, solved examples, and...

This video [14:33] shows a demonstration of academic vocabulary instruction through the context of a complex work, a poem. The teacher demonstrates how to access the literal meaning of new vocabulary and then infer the deeper meaning....

This sampling of newspaper editorials from the mid-1950s reflects the range of public opinion and responses to the Brown decision.

This collection of images of six different creatures, including insects and carnivorous vertebrates, illustrates the wide range of mouth types that exist within the animal kingdom. It also discusses the environment and its impact on the...

Finches on the Galapagos Islands have evolved to exploit almost every possible niche. This diagram shows the range of food sources available on the island and the different beak shapes adapted to exploit each of them. Includes background...

Learn more about cosine functions by exploring unit circles, and angles, how to use them, and their various applications along with some solved examples and a few interactive questions to test your understanding.

A comprehensive guide for learning all about the sine function, unit circle and angles, how to use them, and their various applications. Check out the solved examples and practice questions for better understanding.

Given the table of values of a function, determine whether it is invertible or not by examining its domain. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...

The trigonometry tutorial explores the graphs of the basic trigonometric functions. The interactive tutorial investigates the range, domain, and asymptotes of the functions. The activity has several examples with detailed solutions.

Create a table of values to graph a square root function and identify the domain and the range.

[Free Registration/Login Required] Flipchart provides information about interpreting graphs and the parts of a coordinate grid.

[Free Registration/Login may be required to access all resource tools.] In this lesson students are calculating dot products of vector quantities. Students examine guided notes, review guided practice, watch instructional videos and...

This is a research-based article concerning how to best teach academic vocabulary. Research finds that most teachers assign and mention vocabulary, but to be effective, instruction must be direct and meaningful. Recommendations for...

During this lesson, students will be introduced to interpreting functions. A function is a relationship between two sets: the domain (input values) and the range (output values).

This interactive feature from the NOVA: "Leopards of the Night" Web site highlights the nighttime habits and abilities of a wide range of nocturnal creatures.

A thorough introduction to function terminology, including information about domain and range and when an equation represents a function.

A thorough introduction to function terminology, including information about domain and range and when an equation represents a function.

A thorough introduction to function terminology, including information about domain and range and when an equation represents a function.

In this lesson on functions, students explore how to identify and create functions. Then students use functions to solve real-world problems.

[Free Registration/Login may be required to access all resource tools.] Students learn to graph points and functions in the coordinate plane. Students examine guided notes, review guided practice, watch instructional videos and attempt...

[Free Registration/Login may be required to access all resource tools.] This lesson describes and demonstrates composition of functions. Students examine guided notes, review guided practice, watch instructional videos and attempt...

A complete reference guide to functions including how to use functions, inverse functions, graphing a function, and functions in computer programming. It provides definitions and examples that enhance further explanation.