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 ...

If \(f(x) = x^2\), then \(af(x) = a(x^2)\). This tells us that we need to multiply each of the \(y\) coordinates on the graph by \(a\) in order to stretch the ...

There are lots of ways to share results of your R analysis: Word documents, interactive apps, even in the body of an email. But sometimes, you want a slide presentation. It’s easy to generate a ...