A combination lock opens with the correct 5 digit code. Each wheel rotates through the digits 1 to 9. Suppose that each digit can used only once in a code, how many different codes are possible?
A combination lock opens with the correct 5 digit code. Each wheel rotates through the digits 1 to 9. Suppose that each digit can used only once in a code, how many different codes are possible?
Chapter8: Sequences, Series,and Probability
Section8.6: Counting Principles
Problem 3ECP: A combination lock will open when you select the right choice of three numbers (from 1 to 30,...
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