>
questions
List of practice Questions
If
n
C
9
=
n
C
3
. what is n?
CUET (UG) - 2023
CUET (UG)
Mathematics
permutations and combinations
What is the value of
81
P
2
-
81
C
2
?
CUET (UG) - 2023
CUET (UG)
Mathematics
permutations and combinations