Evaluate combination
100C98=100!/(98)!(2)!
Choose one.
A) 4950
B) 1510
C) 4170
D) 3170
E) None of these
Explanation:   nCr=n!/(r)!(n−r)!   100C98=100!/(98)!(2)!   =100∗99∗98!/(98)!(2)!   =100∗99/2∗1   =100∗99/2∗1=4950   Option 4950
<result>A</result>
Evaluate combination
100C98=100!/(98)!(2)!