resources for U.S. Constitution
Purplemath's algebra lessons are written with the student in mind. These lessons emphasize the practicalities rather than the technicalities, demonstrating dependable techniques, warning of likely "trick" questions, and pointing out common mistakes.
Learning about the federal government doesn't have to be boring. Congress for Kids gives you access to interactive, fun-filled experiences designed to help you learn about the foundation of our federal government and how its actions affect you.
William Mueller (see Wmueller.com below) describes precalculus as the bridge between the math you know, such as arithmetic and algebra, and a wondrous, fertile land ahead: calculus.
Holly Camp was a twenty-five-year-old divorced mom with two kids under the age of four when she enrolled in college.
"When one thing depends on another, as, for example, the area of a circle depends on the radius, or the temperature on the mountain depends on the height, then we say that the first is a ‘function' of the other."
MathWorld is an extensive math encyclopedia, "created, developed and nurtured by Eric Weisstein with contributions from the world's math community."
Originally designed to demonstrate how technology can be used in the calculus classroom, this University of Tennessee site has been grown to include student tutorials, practice problems, quizzes...
"Calculus is the lingua franca of mathematics, engineering, and all of the sciences. You want to speak it well, with genuine understanding..."
The union of two sets, denoted A∪B ("A union B"), is the set of all members contained in either A or B or both.
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