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Problem
Problem
lim
x
→
0
1
−
cos
(
x
2
)
x
3
(
4
x
−
1
)
\lim_{x \to 0} \frac{1 - \cos(x^2)}{x^3(4^x - 1)}
lim
x
→
0
x
3
(
4
x
−
1
)
1
−
c
o
s
(
x
2
)
is equal to a.
1
2
ln
2
\frac{1}{2} \ln 2
2
1
ln
2
b.
ln
2
\ln 2
ln
2
c.
ln
4
\ln 4
ln
4
d.
1
−
1
2
ln
(
e
2
4
)
1 - \frac{1}{2} \ln \left( \frac{e^2}{4} \right)
1
−
2
1
ln
(
4
e
2
)
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