If exists and is equal to , then the value of is:
Step 1: Apply L'Hospital Rule.
As is in form so, we will apply L'Hospital rule, according to which .
So,
By applying limit we get
Step 2: Find the value of .
For to exist.
Step 3: Find the value of .
By applying L'Hospital Rule to , we get
By applying limit, we get
Step 4: Find the value of .
Therefore,