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A well-known company manufactures combination locks. Their retractable cable lock works well for securing sports equipment (skis,...

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Basic Math

A well-known company manufactures combination locks. Theirretractable cable lock works well for securing sports equipment(skis, bikes, golf equipment, etc.) as well as duffel or sportsbags. A five-digit (0–9) dial combination lock secures thecable.

Suppose that you purchase one of these retractable cablelocks to secure your bike to a bike rack at the library. How manyfive-digit combination lock codes are possible for your lock if youcannot repeat digits? Is this problem a combination or apermutation problem? Why?

Answer & Explanation Solved by verified expert
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Part 1 How many fivedigit combination lock codes are possible for your lock The first digit in the lock can be chosen in 10 ways any of the digits from 0 to 9 The second digit in the lock can be chosen in 9 ways any of the digits from 0 to 9 except the number in first    See Answer
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