# COMBINA Function

The COMBINA function is one of the math and trigonometry functions. It is used to return the number of combinations (with repetitions) for a given number of items.

The COMBINA function syntax is:

COMBINA(number, number-chosen)

where

number is the total number of items, a numeric value greater than or equal to 0.

number-chosen is a number of items in a combination, a numeric value greater than or equal to 0 but less than number.

The numeric values can be entered manually or included into the cells you make reference to.

To apply the COMBINA function,

1. select the cell where you wish to display the result,
2. click the Insert Function icon situated at the top toolbar,
   or right-click within a selected cell and select the Insert Function option from the menu,
   or click the icon situated at the formula bar,
3. select the Math and trigonometry function group from the list,
4. click the COMBINA function,
5. enter the required arguments separating them by comma,
6. press the Enter button.

The result will be displayed in the selected cell.