A year has passed since Exercise 63. (lime flies when you're solving exercises in
Chapter 6, Problem 64(choose chapter or problem)
A year has passed since Exercise 63. (lime flies when you're solving exercises in algebra books.) It's been a terrific year and so many wonderful things have happened that you can't remember your goal from a year ago. You consult your personal joumal and you find the encoded message and the coding matrix. How can you use these to find your originaJ goal?
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