Answer:
34,220
Step-by-step explanation:
Because order doesn't matter, but the numbers can't be repeated, we need to find the number of combinations where 3 individual numbers can be chosen out of 60 possible numbers using the binomial coefficient:

Thus, Elias can make 34,220 unique 3-number codes given 60 different numbers.
Check the picture below.
now, since we know what "f" is, let us use the CNT triangle with the small COR one.

Answer:
B) x^2-64
Step-by-step explanation:
Answer:
$162000
Step-by-step explanation:
8% of 10000
10000÷100=100×8=800
10000+800=10800
10800×15=162000
Answer:
1000
Step-by-step explanation: