Provides plain-English explanations of the most challenging aspects of trig, plus numerous practice problems, and their easy-to-follow solutions. This helpful guide is the next best thing to a personal trigonometry tutor!

Ready to exercise those brain cells? Professor Arthur T. Benjamin is renowned for his feats of mental calculation performed before audiences at schools, theaters, museums, conferences, and in this series, he shows that there are simple tricks that allow anyone to look like a math magician. Throughout these lectures, he shows how everything in mathematics is connected--how the beautiful and often imposing edifice that has given us algebra, geometry,...