Update 1-create_functions.adoc

revamp_activities/Activity10-Create_functions/1-create_functions.adoc

@@ -9,7 +9,7 @@
 .Example
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 PS> Get-OrdinalDate
-36
+2020-36
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 * Create a function that takes a number(n) as an argument and returns the square(n^2) of the number.