In many countries automobile licence plates take the form shown here: one letter

游客2023-10-16  28

问题 In many countries automobile licence plates take the form shown here: one letter, followed by three numbers, followed by three letters.In a country with the following licence plate, how many different licence plates are possible?

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答案 26×10×10×10×26×26×26 = 456, 976, 000

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