Comedk
Permutations And Combinations
COMEDK 2024 Morning Shift
MCQ+1 / -02024
If \(\left[{ }^{n+1} C_{r+1}\right]:\left[{ }^n C_r\right]:\left[{ }^{n-1} C_{r-1}\right]=11: 6: 3\) then \(n r=\)
Comedk
COMEDK 2024 Morning Shift
If \(\left[{ }^{n+1} C_{r+1}\right]:\left[{ }^n C_r\right]:\left[{ }^{n-1} C_{r-1}\right]=11: 6: 3\) then \(n r=\)