Ask
your own question, for FREE!
Mathematics
14 Online
OpenStudy (anonymous):
Anyone help with these Combinations? 1. C(18,2) 2. C(18,3) 3. C(18,4)
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
\[C(n,k)=\frac{n!}{(n-k)!k!}\]
OpenStudy (anonymous):
use this formula
OpenStudy (anonymous):
! means factorial correct?
OpenStudy (anonymous):
you are dead right!
OpenStudy (anonymous):
which is just for my problem 18x17x16...........x1 right?
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
yes but you may observe in denominator (18-2)!=16! and you may simplify them
OpenStudy (anonymous):
ok thank you so much
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
Arriyanalol:
@tinydinoUwU stop trying to find a argument u blad lil boy
TinydinoUwU:
**(Verse 1)** Yo, trapped in a box, Iu2019m feelin' so confined, Lifeu2019s a game of chess, but Iu2019m stuck in rewind, Every dayu2019s a struggle, man, I
Arriyanalol:
hey umm so i need help with my lanauage art ixl anybody wanna help big mama
Nina001:
ho where do i go to buy Subscirption for a moving pfp because on my screen im on
Arriyanalol:
@tinydinoUwU stop trying to find a argument u blad lil boy
1 day ago
5 Replies
4 Medals
TinydinoUwU:
**(Verse 1)** Yo, trapped in a box, Iu2019m feelin' so confined, Lifeu2019s a game of chess, but Iu2019m stuck in rewind, Every dayu2019s a struggle, man, I
8 hours ago
13 Replies
5 Medals
Arriyanalol:
hey umm so i need help with my lanauage art ixl anybody wanna help big mama
4 days ago
2 Replies
2 Medals
Nina001:
ho where do i go to buy Subscirption for a moving pfp because on my screen im on
5 days ago
4 Replies
2 Medals
