Comments and Discussions
You don't need to login to post your comment
Comments:
30
Views:
60k
Likes:
120k
4
votes
Anonymous
🌐 India
We know that; n^Cr=n!/r!(n-r)!
Here; n=15 and r=11
15!/11!(15-4)! = 15×14×13×12×11!/11!4! Now 11! is cut
15×14×13×12/4×3×2×1=32760/24=
1365 Ans.
Here; n=15 and r=11
15!/11!(15-4)! = 15×14×13×12×11!/11!4! Now 11! is cut
15×14×13×12/4×3×2×1=32760/24=
1365 Ans.
Was this answer helpful?
4
votes
Anonymous
🌐 India
Video
Was this answer helpful?