SOLUTION: more help needed:
Outside a home, there is an 8-keypad with letters, A,B,C,D,E,G,F,G and H than can be used to open the garage if the correct eight letter code is entered. Each
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Outside a home, there is an 8-keypad with letters, A,B,C,D,E,G,F,G and H than can be used to open the garage if the correct eight letter code is entered. Each
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Question 471361: more help needed:
Outside a home, there is an 8-keypad with letters, A,B,C,D,E,G,F,G and H than can be used to open the garage if the correct eight letter code is entered. Each key may be used only once. How many codes are possible?
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