Returns the number of combinations for a given number of items.
Hàm này hoạt động trong Google Sheets giống như trong Excel — cùng cú pháp và đối số.
COMBIN(number, number_chosen)The COMBIN function calculates the total number of ways to select a subset of items from a larger set, where the order of selection does not matter. It is mathematically equivalent to the binomial coefficient formula nCr.
=COMBIN(5, 2)Kết quả: 10
Calculates the number of ways to choose 2 items from a set of 5.
No, COMBIN calculates combinations where order is irrelevant; use PERMUT if order matters.