update the mul() function sample

Author: mumian

articles/azure-resource-manager/templates/template-functions-numeric.md

@@ -3,7 +3,7 @@ title: Template functions - numeric
 description: Describes the functions to use in an Azure Resource Manager template (ARM template) to work with numbers.
 ms.topic: conceptual
 ms.custom: devx-track-arm-template
-ms.date: 03/10/2022
+ms.date: 04/18/2023
 ---
 
 # Numeric functions for ARM templates
@@ -300,7 +300,7 @@ The output from the preceding example with the default values is:
 
 | Name | Type | Value |
 | ---- | ---- | ----- |
-| mulResult | Int | 15 |
+| mulResult | Int | 45 |
 
 ## sub