Draw a vertical line, using a ruler, from the line down to the \(x\)-axis and read the value on the \(x\)-axis. A linear graph could be used when exchanging euros into pounds, two different types ...

Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend.

You can also plot graphs for trigonometric equations (equations that use sine, cosine, and tan, etc.), establish graphs for linear and quadratic inequalities, and even plot graphs for various ...