diff --git a/reference/bc/functions/bcpow.xml b/reference/bc/functions/bcpow.xml
index e238574d01..c5e1a768d1 100644
--- a/reference/bc/functions/bcpow.xml
+++ b/reference/bc/functions/bcpow.xml
@@ -67,6 +67,28 @@ echo bcpow('4.2', '3', 2); // 74.08
+
+
+ &reftitle.notes;
+
+
+ bcpow may return a result with fewer digits after the
+ decimal point than the scale parameter would
+ indicate. This only occurs when the result doesn't require all of the
+ precision allowed by the scale. For example:
+
+ bcpow scale example
+
+
+]]>
+
+
+
+
+
&reftitle.seealso;