In this video I work through 129 examples of evaluating trigonometric expressions. We will evaluate the sine, cosine, and ...

I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those ...

You don’t just get π in circular motion. You get π in any oscillation. When a mass bobs on a spring, or a pendulum swings ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Andriy Blokhin has 5+ years of professional experience in public accounting, personal investing, and as a senior auditor with Ernst & Young. Erika Rasure is globally-recognized as a leading consumer ...

What if you could transform hours of tedious spreadsheet work into just minutes of streamlined efficiency? Simon Sez IT takes a closer look at how Excel’s most powerful functions can transform the way ...

Trigonometric sums and summation formulas have long served as essential tools for elucidating periodic phenomena across mathematics and the physical sciences. These techniques entail the explicit ...

Strategic business functions, such as accounting, marketing and product development, are dedicated to planning, strategy and analysis. Companies also need to produce goods and services to sell to ...

To promote faster development of quantum algorithms and applications, IBM has just launched the Qiskit Functions Catalog. This new platform allows developers from IBM and other organizations to ...