<p>The <b>COMBINA</b> 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.</p>
<pstyle="text-indent: 50px;"><b><em>number</em></b> is the total number of items, a numeric value greater than or equal to 0.</p>
<pstyle="text-indent: 50px;"><b><em>number-chosen</em></b> is a number of items in a combination, a numeric value greater than or equal to 0 but less than <b><em>number</em></b>.</p>
<p>The numeric values can be entered manually or included into the cells you make reference to.</p>
<p>To apply the <b>COMBINA</b> function,</p>
<ol>
<li>select the cell where you wish to display the result,</li>