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Mathematics
Mathematics
Problem
Evaluate
lim
x
→
4
x
−
2
x
2
−
16
.
\displaystyle \lim_{x\to 4} \frac{\sqrt{x}-2}{x^{2}-16}.
x
→
4
lim
x
2
−
16
x
−
2
.
a)
1
8
\tfrac{1}{8}
8
1
b)
1
32
\tfrac{1}{32}
32
1
c)
1
16
\tfrac{1}{16}
16
1
d)
1
4
\tfrac{1}{4}
4
1
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