let's begin with a straightforward example. An ordered pair is typically expressed as (INPUT, OUTPUT): A relation indicates the connection between INPUT and OUTPUT. Conversely, a function is a ...

In one variable, a linear function ... linear relationship. For example, you could look at the daily sales of ice cream and the daily high temperature as the two variables at play in a graph ...

What do you think the graph of \(y = \cos 2x^\circ\) would look ... point when \(y = - 1\) The graph looks like: Now try the example questions below.