How to Graph a Function in Excel. A mathematical function is a formula that takes an input, x, ... For example, you can plot profit minus costs at various levels of sales, ...

Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

But with 10,000+ packages on CRAN and yet more on GitHub, it’s not always easy to unearth libraries with great R functions. One of the best way to find cool, new-to-you R code is to see what ...

This article will explain how to use the conditional functions IF, AND, OR and NOT on Microsoft Excel. Each of these functions can be used as part of a formula in a cell to compare data samples in any ...

Applications . Cryptocurrency: Cryptographic hash functions are widely used in cryptocurrencies to pass transaction information anonymously.For example, Bitcoin uses the SHA-256 cryptographic hash ...

Learn about 10 Text functions in Excel with examples, including Find, Len, Left, Right, Mid, Substitute, Upper, Trim, Concatenate, and Text.

Revise how to recognise and determine the equation of a quadratic function from its graph. BBC Bitesize Scotland revision for SQA National 5 Maths.

Solving quadratic equations - Edexcel Graphs of quadratic functions. ... Example. Draw the graph of \(y = x^2 -x – 4 \) and use it to find the roots of the equation to 1 decimal place.