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Mathematics
Mathematics
Problem
Evaluate the following limits:
lim
x
→
0
e
x
+
e
−
x
−
2
x
2
\lim_{x \rightarrow 0} \frac{e^x + e^{-x} - 2}{x^2}
x
→
0
lim
x
2
e
x
+
e
−
x
−
2
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