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Mathematics
Mathematics
Problem
Calculate
lim
t
→
1
t
+
3
−
2
t
2
−
1
\displaystyle \lim_{t\to 1}\frac{\sqrt{t+3}-2}{t^{2}-1}
t
→
1
lim
t
2
−
1
t
+
3
−
2
.
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