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Mathematics
Mathematics
Problem
If
(
lim
x
→
0
sin
x
x
=
k
)
(\lim_{x \to 0} \frac{\sin x}{x} = k)
(
lim
x
→
0
x
s
i
n
x
=
k
)
, then
(
k
)
(k)
(
k
)
equals (a) 0 (b) 1 (c)
−
1
-1
−
1
(d) does not exist
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