If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

A date-and-cost line chart tracks a commodity's changing price over time. Economists use such diagrams to display broad market trends and predict future prices. Businesses that restock continually use ...

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Add graphs and charts to your Apache OpenOffice documents and bring your numbers and statistics to life. You can insert the graphs directly into the Writer application, then add or make changes to ...