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Mathematics
Problem
Determine the value of
lim
x
→
0
sin
3
x
(
1
−
cos
5
x
)
x
3
\displaystyle\lim_{x\to 0}\frac{\sin 3x\,\left(1-\cos 5x\right)}{x^{3}}
x
→
0
lim
x
3
sin
3
x
(
1
−
cos
5
x
)
. a)
75
75
75
b)
25
2
\dfrac{25}{2}
2
25
c)
75
2
\dfrac{75}{2}
2
75
d)
75
4
\dfrac{75}{4}
4
75
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