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Mathematics
Mathematics
Problem
Evaluate
lim
x
→
0
sin
5
x
x
⋅
x
tan
4
x
\displaystyle \lim_{x\to 0}\frac{\sin 5x}{x}\cdot\frac{x}{\tan 4x}
x
→
0
lim
x
sin
5
x
⋅
tan
4
x
x
. a)
1
4
\dfrac14
4
1
b)
4
5
\dfrac45
5
4
c)
5
4
\dfrac54
4
5
d)
5
16
\dfrac{5}{16}
16
5
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