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Mathematics
Mathematics
Problem
Evaluate the limit
lim
x
→
0
x
+
x
+
1
+
x
−
1
x
.
\lim_{x\to 0}\frac{\sqrt{x+\sqrt{x+\sqrt{1+x}}}-1}{x}.
x
→
0
lim
x
x
+
x
+
1
+
x
−
1
.
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