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Home > CALC > Chapter 8 > Lesson 8.3.1 > Problem 8-106

8-106.

Before using Calculus, write an equation with only one variable. Let f(x) = xy. Then use y = 3x − 12 to solve write f(x) in terms of x only.

Optimize. Remember that you are looking for the minimum product, not the minimum value of x.