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Pre-calculus - Learn to multiply radicals with the imaginary unit i, root(8) * root(-7)

In this math tutorial I will show you how to multiply complex numbers. Complex numbers come in the form of a +bi. Multiplying ...
The Atlantic

5-Year-Olds Can Learn Calculus

The familiar, hierarchical sequence of math instruction starts with counting, followed by addition and subtraction, then multiplication and division. The computational set expands to include bigger ...
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Tutorial - Promo solving a quadratic when a is not 1

In this video playlist, I show you how to solve different math problems for Algebra, Geometry, Algebra 2, and Pre-Calculus. The video will provide you with math help using step-by-step instruction.
Science Friday

The Language Of Calculus

The following is an excerpt of Infinite Powers: How Calculus Reveals the Secrets of the Universe by Steven Strogatz. Without calculus, we wouldn’t have cell phones, computers, or microwave ovens. We ...