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Mathematics
Mathematics
Problem
Calculate
tan
(
−
210
∘
)
\displaystyle \tan(-210^{\circ})
tan
(
−
21
0
∘
)
. a)
−
3
-\sqrt{3}
−
3
b)
−
1
3
-\dfrac{1}{\sqrt{3}}
−
3
1
c)
1
3
\dfrac{1}{\sqrt{3}}
3
1
d)
0
0
0
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