Solved

Let $f ( x ) = e ^ { - 1 / x }$

Question 35

Multiple Choice

Let $f ( x ) = e ^ { - 1 / x }$ Find the value of $f ^ { \prime } ( 1 )$

A) 2e
B) e
C) $2 e ^ { - 1 }$
D) $- 2 e$
E) $e ^ { - 1 }$
F) $- e$
G) $- 2 e ^ { - 1 }$
H) $- e ^ { - 1 }$

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