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Step-by-step Answer
PAGE: 743SET: ExercisesPROBLEM: 1
Please look in your text book for this problem Statement

The limit expression is .

Let .

Graph :

Graph the function .

Observe the graph :

As tends to from both sides, the function approaches to .

Draw the table for several values of near to .

Observe the table :

As tends to from both sides, the function approaches to .

Hence .

.



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