Update snippet descriptions

snippets/unzip.md

@@ -5,7 +5,7 @@ tags: array,intermediate
 
 Creates an array of arrays, ungrouping the elements in an array produced by [zip](/js/s/zip).
 
-- Use `Math.max.apply()` to get the longest subarray in the array, `Array.prototype.map()` to make each element an array.
+- Use `Math.max()`, `Function.prototype.apply()` to get the longest subarray in the array, `Array.prototype.map()` to make each element an array.
 - Use `Array.prototype.reduce()` and `Array.prototype.forEach()` to map grouped values to individual arrays.
 
 ```js