Engineering Board Exam Reviewer · Special Limits and Indeterminate Forms · medium

Evaluate x 0ex-1-x/x2.

1. 0.5
2. 1
3. 0
4. 2

Answer

A. 0.5

Solution

This is 00. Apply L'Hôpital's rule: x-1/2x, still 00. Again: x/2= 12.

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