Update tutorial-kubernetes-scale.md (#1)

Author: Amr-Aboshama

articles/aks/tutorial-kubernetes-scale.md

@@ -92,7 +92,7 @@ Kubernetes supports [horizontal pod autoscaling][kubernetes-hpa] to adjust the n
 * Check the version of your AKS cluster using the [`Get-AzAksCluster`][get-azakscluster] cmdlet.
 
     ```azurepowershell
-    Get-AzAksCluster -ResourceGroupName myResourceGroup -Name myAKSCluster).KubernetesVersion
+    (Get-AzAksCluster -ResourceGroupName myResourceGroup -Name myAKSCluster).KubernetesVersion
     ```
 
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