First-class Mail In 2006 the U.S. Postal Service charged
Chapter , Problem 3.4.59(choose chapter or problem)
First-class Mail In 2006 the U.S. Postal Service charged $0.39 postage for a first-class letter weighing up to 1 ounce, plus $0.24 for each additional ounce up to 13 ounces. First-class rates do not apply to letters weighing more than 13 ounces. Write a piecewise-defined function C for the first-class postage charged for a letter weighing x ounces. Graph the function. Source: United States Postal Service
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