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Part 1: Evaluate the limit

Evaluate the following limit by simplifying the expression (first answer box) and then evaluating the limit (second answer box).
[math] [math] .
Note: In your written solution, you should write the limit statement [math] in every step except the last one, where the limit is finally evaluated.

Part 2: Follow-up question

[math] [math] .
Hint: Think of [math] as a difference of squares and factor it, or use the “conjugate trick”.

Your overall score for this problem is