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Mathematics
Problem
Find the value of
1
−
cos
2
30
∘
sin
30
∘
\dfrac{1-\cos^2 30^\circ}{\sin 30^\circ}
sin
3
0
∘
1
−
cos
2
3
0
∘
. a)
1
1
1
b)
1
2
\dfrac{1}{2}
2
1
c)
3
3
\dfrac{\sqrt{3}}{3}
3
3
d)
1
8
\dfrac{1}{8}
8
1
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