Merge pull request #2623 from joaquinelio/patch-9

typo

Author: iliakan

9-regular-expressions/07-regexp-escaping/article.md

@@ -65,7 +65,7 @@ The similar search in one of previous examples worked with `pattern:/\d\.\d/`, b
 
 The reason is that backslashes are "consumed" by a string. As we may recall, regular strings have their own special characters, such as `\n`, and a backslash is used for escaping.
 
-Here's how "\d\.\d" is preceived:
+Here's how "\d\.\d" is perceived:
 
 ```js run
 alert("\d\.\d"); // d.d