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The value of α for which ∫ − α − α 2 1 | x | e 4 dx = 5, is:

1. log e 2
2. log e ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ 2 3
3. log e ⎟ ⎠ ⎞ ⎜ ⎝ ⎛ 3 4
4. log e 2

Correct answer: log e 2

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