The difference quotient is an important concept that you should understand before you take calculus. This discussion will help you gain a deeper understanding of the difference quotient and an opportunity to practice finding the difference quotient. } Instructions Before starting the discussion, make sure to review the Module 1 Exploration and complete the Checking Your Understanding exercise. For this discussion, you will post one initial post and two replies (for a total of at least three posts). For your initial post: . What is the difference quotient? (Explain in your own words; your explanation should be more than the formula). . Pick one of the following functions and show all your work to compute the difference quotient. Put the function letter in your subject line either f(x), 8(X), kit), 2(Xl, s(t)