Fixed type errors in Day 9 and Day 11 md files

09_Day_Higher_order_functions/09_day_higher_order_functions.md

@@ -196,7 +196,7 @@ arr.forEach((element, index, arr) => console.log(index, element, arr))
 ```js
 let sum = 0;
 const numbers = [1,2,3,4,5];
-numbers.forEach(num => console.log(num)))
+numbers.forEach(num => console.log(num))
 
 console.log(sum)
 ```
@@ -212,7 +212,7 @@ console.log(sum)
 ```js
 let sum = 0;
 const numbers = [1,2,3,4,5];
-numbers.forEach(num => sum += num))
+numbers.forEach(num => sum += num)
 
 console.log(sum)
 ```
@@ -391,7 +391,7 @@ _every_: Check if all the elements are similar in one aspect. It returns boolean
 
 ```js
 const names = ['Asabeneh', 'Mathias', 'Elias', 'Brook']
-const areAllStr = names.every((name) => typeof name === 'string')
+const arrAllStr = names.every((name) => typeof name === 'string')
 
 console.log(arrAllStr)
 ```