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Mathematics
Mathematics
Problem
Calculate the exact value of
sin
(
−
5
π
6
)
\sin\left(-\dfrac{5\pi}{6}\right)
sin
(
−
6
5
π
)
. a)
1
2
\dfrac{1}{2}
2
1
b)
−
3
2
-\dfrac{\sqrt{3}}{2}
−
2
3
c)
−
1
2
-\dfrac{1}{2}
−
2
1
d)
3
2
\dfrac{\sqrt{3}}{2}
2
3
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