In this video I present a set of problems to help prepare for learning about rational functions in precalculus. While rational functions is explored in Algebra 2 I decided to make it a separate unit ...

Students come to Bethel with a variety of backgrounds and histories in math that may have included previous work in algebra, precalculus, or calculus. Success in Bethel’s Precalculus and Calculus 1 ...

The original version of this story appeared in Quanta Magazine. Calculus is a powerful mathematical tool. But for hundreds of years after its invention in the 17th century, it stood on a shaky ...

Java is an object-oriented programming language. To create objects and meaningfully initialize them, a developer must use a Java constructor. Constructors are a critical part of software development ...

How to use the new TEXTSPLIT() function in Microsoft Excel Your email has been sent Working with strings in Microsoft Excel is common, whether you’re parsing, concatenating or returning a character ...

President Putin announced a partial mobilisation of Russian forces on Friday in response to Ukraine’s stunning counteroffensive in eastern stretches of the warzone. About 300,000 reservists and ...

The low cost, simplicity of design and intrinsic efficiency of flyback transformers have made them a popular solution for power supply designs of below 100W to 150W. Other advantages of the flyback ...