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Mathematics
Mathematics
Problem
Given
α
=
5
π
6
\alpha = \dfrac{5\pi}{6}
α
=
6
5
π
radians,
β
=
78
∘
23
′
20
′
′
\beta = 78^{\circ} 23' 20''
β
=
7
8
∘
2
3
′
2
0
′′
, and
γ
=
−
2
π
3
\gamma = -\dfrac{2\pi}{3}
γ
=
−
3
2
π
radians, find
α
+
β
+
γ
\alpha + \beta + \gamma
α
+
β
+
γ
in radians, correct to three decimal places.
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