If - - - 0- 2 - then the value of sin - - - sin-sin- -sin- is

The correct option is B None of theseThe value of sin (α+β+γ) is #160; =sinα #160; +sinβ #160; +sinγ #160; sinα #160;cosβ #160;cosγ #1 ...

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Product of Trigonometric Ratios in Terms of Their Sum

If α ,β ,γ∈...

Question

If $α, β, γ \in [0, \frac{π}{2}]$ , then the value of $\frac{sin (α + β + γ)}{sin α sin β + sin γ}$ is

1

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None of these

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α, β, γ \in (0, \frac{π}{2})

\frac{sin (α + β + γ)}{sin α + sin β + sin γ}

0 < α, β, γ < π / 2

sin α + sin β + sin γ > sin (α + β + γ)

0 < α, β, γ < \frac{π}{2}

sin α + sin β + sin γ > sin (α + β + γ)

α, β, γ ϵ (0, \frac{π}{2})

\frac{sin (α + β + γ)}{sin α + sin β + sin γ}

cos α + cos β + cos γ = 0 = sin α + sin β + sin γ = 0

cos (2 α - β - γ) + cos (2 β - γ - α) + cos (2 γ - α - β) =

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