Sometimes you just need to make a graph. If your TI-84 isn’t handy, Desmos Graphing Calculator is a good backup to have. The app accepts both functions and tables of x and y values as inputs and ...

Calculators have evolved over centuries from large computing machines into today’s highly functional, pocket-sized devices capable of performing complex computations, graphing multiple lines at once ...

[Photo: Christopher Mitchell] A quick show of hands: How many of you used a graphing calculator in school? Now, how many of you used it more to play games than to solve problems? If you still happen ...