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
A city has a population of 280,000 people. Suppose that each year the population grows by 8.5% what will the population be in 8
1 answer:
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The expression we have is:
And we are given some values for x and y:
The first step will be to substitute the given values into the expression:
The next step is to solve 4^2 which is equal to 16:
And then we solve the multiplications, 2(2)(4) is equal to 16 and (2)(16) is equal to 32:
Solving this final multiplication we get the result:
Answer: 512