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Mathematics

Quick practice

Question 1 of 5

Find the $\lim _{x \rightarrow 0} \frac{e^{1 / x}-e^{-1 / x}}{e^{1 / x}+e^{-1 / x}}$

A

does not exist

B

-1

C

1

D

0

Concepts

Differential Calculus

Matrices