Answer:
First problem:
Second problem: no
Step-by-step explanation:
For the first problem, can be rewritten into .
Recall that when you multiply numbers that have the same base, you just add up the exponents. Therefore:
For the second problem, the answer is no. The reason for that is because when you multiply numbers that have the same base, you don't multiply the exponents. Instead, you add the exponents.
Answer:
C: Permutation; Number of ways = 60
It is a permutation because the order matters of awarding the medals, therefore this problem is a permutation.
Solve this by:
5!/(5-3)!=60
Answer:
550 miles
Step-by-step explanation:
I think it is c) but when you turn it into a mixed number you get a different number or mixed number if it is not c) it is d)
Hope this helps! T-T