You estimated a length to be 10 ft, but when you actually measured, you found it to be 8.75 ft. What was your percent error for
1 answer:
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Is this the expression to simplify?
Answer:
680
Step-by-step explanation:
Use the binomial coefficient where you choose numbers out of
possible numbers and find the total amount of combinations since order does not matter:
Thus, you can make 680 three-non-repeating-number codes