How many phone numbers are possible in the (404) area code of the form ABC-XXXX if: A is restricted to 2-9 and B, C, and X can be any number 0-9
How many phone numbers are possible in the (404) area code of the form ABC-XXXX if: A is restricted to 2-9 and B, C, and X can be any number 0-9
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 33RE: How many ways are there to construct a 4-digit code if numbers can be repeated?
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How many phone numbers are possible in the (404) area code of the form ABC-XXXX if: A is restricted to 2-9 and B, C, and X can be any number 0-9
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