Using L'Hôpital's rule, evaluate the indeterminate limit .

Answer and explanation

Correct answer: B.

  1. Step 1: Substitution of gives form . Differentiate numerator and denominator with respect to . Step 2. Numerator derivative: ; denominator derivative: . The limit is . **Answer: . Why not the others:** inverts the ratio; 1 treats both derivatives as equal.

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