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Problems
Mathematics
Mathematics
Problem
Compute
lim
x
→
0
x
sin
3
x
1
−
cos
2
x
\displaystyle \lim_{x\to 0} \frac{x\sin 3x}{1-\cos 2x}
x
→
0
lim
1
−
cos
2
x
x
sin
3
x
.
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