The TI-89 is a graphing calculator used in advanced mathematics classes and approved for use on examinations like the Scholastic Aptitude Test and various Advanced Placement tests. While its large ...

so what we're saying in words or in math I should say is we know that the fraction one-half because it's I picked this one because it's the one everybody knows we know that the fraction one-half from ...

Students around the world often dislike mathematics and eagerly await the day when they won’t have to struggle with long, complicated calculations. While the hate is widespread, a comprehensive ...

These are decimal numbers, and dots above some of the digits make them recurring decimals. One dot means the digit under it repeats infinitely. In other words, it goes on forever (and ever and ever).