From the category archives:
In mathematics (and physics) a sequence of n numbers can be understood as a location in an n-dimensional space. When n=4, the set of all such locations is called the fourth dimension. Now, Mathematicians create videos that help in visualizing four-dimensional objects.
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This is free math site. You can learn
=> Operations with real number
=> Solving equations and inequalities
=> Polynomials and Exponents
=> Factoring and Solution of Quadratic Equations by Factoring
=> And much more
From the site, “…We are a group of authors who have had a long and successful career in education and publishing. We feel it is time [...]
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