in a certain country, area codes have four digits and are subject to the following restrictions. The first digit cannot

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in a certain country, area codes have four digits and are subject to the following restrictions. The first digit cannot

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In A Certain Country Area Codes Have Four Digits And Are Subject To The Following Restrictions The First Digit Cannot 1
In A Certain Country Area Codes Have Four Digits And Are Subject To The Following Restrictions The First Digit Cannot 1 (22.17 KiB) Viewed 71 times
in a certain country, area codes have four digits and are subject to the following restrictions. The first digit cannot be 0, 1, 2, 3, or 4; the second digit can only be 0, 1, 2, 3, 4, or 5: and there are no restrictions on the remaining digits. How mary different area codes are possible? Express the number of area codes as a product. Total number of area codes (Do not multiply) The number of possible area codes is (Simplify your answer.) Next
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