Using the method of L’ Hospital, evaluate the limit.
1
0
-1
Cannot be determined
Apply the L' Hospital's Rule, when [an intermediate form] in the following way
Differentiate , provided that the limit exists.
Otherwise, go on differentiating till the limit with the determinate form is achieved.
The provided limit is
Here use the L’ Hospital rule and also refer to the following formula
Now, derive the following:
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