This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American On Monday, the Onion reported that the ...

In this video I present a set of problems to help prepare for learning about rational functions in precalculus. While ...

Prepares students for Precalculus and other higher math courses requiring intermediate algebra. Topics include: linear equations and inequalities, absolute value equations and inequalities, systems of ...