A mathematical function is a formula that takes an input, x, applies a set of calculations to it, and produces an output called y. By calculating a function at a large number of set intervals, it is ...

ROLLERCOASTER RIDE: Desmos is up to more math goodness with the recent addition of Function Carnival, developed in collaboration with Dan Meyer and Christopher Danielson. Function Carnival helps ...

As your kids get older, that school supply list may get shorter, but not necessarily cheaper. One item that can cause sticker shock for parents of middle and high school students is a specialized ...

You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.