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Mathematics
Mathematics
Problem
Evaluate
lim
x
→
3
x
2
−
1
x
+
2
\displaystyle \lim_{x\to 3} \dfrac{x^{2}-1}{x+2}
x
→
3
lim
x
+
2
x
2
−
1
. a)
5
8
\dfrac{5}{8}
8
5
b)
8
5
\dfrac{8}{5}
5
8
c)
2
2
2
d)
7
5
\dfrac{7}{5}
5
7
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