Did you know that you can add two different functions together? There are two ways to add functions. You can either input the value for x into each function and then add the outputs together, or you can add the functions together and then input the value for x and simplify.
Read MoreIn order to answer many probability questions, we need to understand permutations and combinations. A permutation is the number of ways you can arrange a set of things, and the order matters.
Read MoreGiven two functions f(x) and g(x), we can perform addition, subtraction, multiplication and division between the two functions. The resulting function is called a combination.
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