Save guides, add subjects and pick up where you left off with your BBC account. A line graph is used to spot trends in data over time. In order to produce a line graph, data is required.

Python allows free creation of plots, unlike expensive, stagnant graphing calculators. Import NumPy and Matplotlib for basic ...

Math Notes can do conversions, too. Credit: Lifehacker If you see a red line, it means you may have ... On the iPhone and the iPad, you're able to build graphs from your expressions, too, if ...