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In a state, license plates consist of four letters and two digits. How many different plates are possible?

Sagot :

It depends if all the letters and all the numbers are used. Possible combinations are 26x26x26x26 x10x10 =45697600.
If you leave out zero the combinations are 26x26x26x26 x9x9=37015056
[tex]26^4\cdot10^2=456976\cdot100=45697600[/tex]