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Rearranging to solve for the variable you want to measure, you get a function (as long as there's not multiple outputs for any input)! Functions involve anything with an independent and dependent …

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About this unit A function is like a machine that takes an input and gives an output. Let's explore how we can create, graph, and analyze different types of functions. Unit guides are here! Power up your …

Become familiar with the idea that we can add, subtract, multiply, or divide two functions together to make a new function.

See how we can add or subtract two functions to create a new function. Just like we can add and subtract numbers, we can add and subtract functions. For example, if we had functions f and g , we …

Given the graph of a discrete function, Sal shows how to evaluate the function for a few different values.

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Practice evaluating the inverse function of a function that is given either as a formula, or as a graph, or as a table of values.