Rbse Solutions for Class 11 maths Chapter 6 Exercise 6.4 | Combinations
This exercise focuses on combinations, which is the selection of objects where the order does not matter. The formula for the number of combinations of $n$ distinct objects taken $r$ at a time is $C(n, r) = \frac{n!}{r!(n-r)!}$. 1. If $C(n, 8) = C(n, 2)$, find $C(n, 2)$. We use the property that if $C(n, … Read more
