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Pre-calculus - Learn how to evaluate the difference of two functions, f(x) = x^2 + 1; g(x) = sqrt(x)

In this video series we will investigate the basics of what you will need to know to be successful in Pre-Calculus. We will ...
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Easiest way to evaluate composition of two functions

Learn how to compose two linear functions. To compose two functions means to express one of the functions as a function of the other function. This is done by replacing the input variable of one of ...