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Mathematics
Problem
Evaluate:
lim
x
→
1
2
8
x
3
−
1
16
x
4
−
1
\lim _{x \rightarrow \frac{1}{2}} \frac{8 x^{3}-1}{16 x^{4}-1}
lim
x
→
2
1
16
x
4
−
1
8
x
3
−
1
.
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