Author: comoscience
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Classification of numbers
Certain infinite sets of numbers are common in mathematics and it is important to be able to distinguish them.
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Set notation
Set notation is commonly used throughout mathematics and is often introduced early in algebra.
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Angles & Sine Function
Learning Objectives: The sine function relates length of the opposite side of the triangle to the longest side, which is called the hypotenuse. sin(0°) = 0 since at 0° the length of the opposite side is 0. sin(90°) = 1 since at 90° the length of the opposite side equals the length of the hypotenuse.…
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Biogeochemical Cycles
What are Biogeochemical Cycles? Biogeochemical cycles are the ways that important atoms and molecules are used and regenerated in our environment. The major cycles include the water cycle, the carbon cycle, the nitrogen cycle and the oxygen cycle. The details of these cycles are a synthesis of concepts in biology, chemistry, meteorology and ecology. The…
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Infinity – prealgebra
Infinity is an important concept that can be understood at many levels starting in early childhood.
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Cartesian Coordinates
What is the Cartesian Coordinate System? The Cartesian coordinate system is a way to locate a point in space by assigning coordinates at 90 degrees to each other. The Fundamental Skills: The fundamental skills involved include: Understanding how to find a point given its coordinates Understanding how to assign coordinates to a point Understanding how…