SOLUTION: A car door lock has a five-button keypad. Each button has two numerals. How many different five-button patterns are possible? (Hint: You can use a button more than once.)
Algebra ->
Permutations
-> SOLUTION: A car door lock has a five-button keypad. Each button has two numerals. How many different five-button patterns are possible? (Hint: You can use a button more than once.)
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You can put this solution on YOUR website! 1st selection: 5 ways
2nd selection: 5 ways
3rd selection: 5 ways
...
5th selection: 5 ways
5^5 =3125 patterns
Cheers,
Stan H.