C.
if you multiply the 4 on each numbers inside of the parentheses then you’ll get ‘20c-8d’
Answer: 11113200
Step-by-step explanation:
We know that , the number of combination of choosing r things from n things is given by :-

Then , the number of ways to choose a dancing committee if it is to consist of 4 freshmen, 5 sophomores, 2 juniors, and 3 seniors :-
Then , the number of ways to choose a dancing committee if it is to consist of 4 freshmen, 5 sophomores, 2 juniors, and 3 seniors :-
Then , the number of ways to choose a dancing committee if it is to consist of 4 freshmen, 5 sophomores, 2 juniors, and 3 seniors :-


∴ The number of ways to choose a dancing committee if it is to consist of 4 freshmen, 5 sophomores, 2 juniors, and 3 seniors = 11113200
<span>The prime factorisation for 525 in expanded form could be calculated as follows: 5 into 525 = 105 5 into 105 = 21 21 = 3 x 7</span>
Answer:
i tried and i got pie something
Step-by-step explanation: