anyone ?
Hi i have a few questions i had trouble with, i need some help! here are the questions,
1) Find an equivalent _{n}C_{r }that is the sum of the following. The symmetric pattern. _{44}C_{19 }+ _{44}C_{20 2) }Find an equivalent _{n}C_{r }that is the sum of the following. This is the recursive pattern. _{5}C_{1} + _{5}C_{2 Thanks in advance.}