Widely used by high school and college students in a wide range of math courses, the Texas Instruments TI83+ graphing calculator sold 2.5 million units in just the last year. Now, at last, there’s For Dummies help for these students, as well as their parents and teachers, as they try to figure out basic TI83+ functions, make the most of the ten preloaded software applications, and start crunching numbers!

C. C. Edwards, PhD (Myrtle Beach, SC), teaches at Coastal Carolina University. She has written for Texas Instruments’ calculator newsletter and contributed calculator projects