A 3-digit security code can use the numbers 0-9. How many possible combinations are there if the numbers can be repeated
[0-9] * [0-9] * [0-9]
10 * 10 * 10 = 1,000 combinations
[0-9] * [0-9] * [0-9]
10 * 10 * 10 = 1,000 combinations
A 3-digit security code can use the numbers 0-9. How many possible combinations are there if the num
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