Is Mathway Free? The short answer is “Yes” Mathway is free to sign up and it will show you the answer to pretty much any math question! However, as the picture below shows, if you want to see the work…

Which Graphing Calculator to Buy? Graphing calculators are vital for secondary math where students may need to check complex problems to be sure they are working them correctly. In fact, some classes, such as calculus, require graphing calculators. In the…

Do Math and Scientific Calculators Make Us Lazy? Ever since they came on the market about 50 years ago, handheld math, calculus, and scientific calculators have fueled a debate that still rages on to this day. Do they strengthen our…

Posted in TI Calculators Tagged with: education, graphing calculator, scientific, scientific calculator

Before Calculators, what was used? Humans have been counting, calculating, and charting since the beginning of time. At first they used their fingers and then such things as piles of pebbles, bundles of twigs, and simple mechanical devices like the…

Are TI Graphing Calculators Obsolete? Texas Instruments (TI) graphing calculators are virtually unchanged over the years, leading many industry observers to wonder if they are now obsolete. Judging from their enduring popularity, however, it seems that these reliable dinosaurs are…

Posted in graphing, Hand Held, Online, TI Calculators Tagged with: graphing calculator, hand held, TI Calculators

The TI Graphing Calculator: A dominantly stable, profitable product. In 2009 the Wall Street Journal ran an article which describes that approximately 80% of the graphing calculators sold in the USA were made by Texas Instruments (TI). By contrast, competitor…

A History of Graphing Calculators It’s easy to forget, when the calculators that are sold in big-box stores across the land, blister-packed in plastic, can perform the most ferociously complex calculations — and display the results in the form of…

Sharing your favorite graph has never been easier Meta-calculator We’ve been working hard at meta-calculator to make it easier to share your calculator’s graphs. Of course, you’ve always been able to download your graph as an image, but now–if you…

Graphing Calculator Graphs up to 7 equations finds intersections produces table of values lets you save image of graph to your computer! , customize, x-scale,y-scale, pan, zoom and more enhanced trig graphs by setting axes in terms of pi …