Ask
your own question, for FREE!
Mathematics
48 Online
say you have a set on n elements, and each element is to be paired with another element, how many possible ways to do this are there?
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
xXAikoXx:
I sang a small part of Camellia Flower Lady by Lee Mi-ja (I sang in Korean)
xXAikoXx:
I sang the chorus of Love Me Not by Ravn Lenae (I'm sort of tired so sorry if it
laylasnii13:
poem : Iu2019m sorry if I fade I never meant to disappoint, but I did over and over.
28 minutes ago
16 Replies
2 Medals
47 minutes ago
9 Replies
2 Medals
2 hours ago
9 Replies
5 Medals