If - - Y are in A-P- then sin 2-sin 2-sin-cos-sin-cos- is equal to

The correct option is A tan2βsin^2α sin^2γsinαcosα sinγcosγ =2sin(α+γ)sin(α γ)sin2α sin2γ =2sin(α+γ)sin(α γ)2sin(α γ)cos(α+γ) =tan(α+γ)=tan2β ...

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Sin(A+B)Sin(A-B)

If α, β, Y ar...

Question

If $α, β, γ$ are in A.P, then $\frac{{sin}^{2} α - {sin}^{2} γ}{sin α cos α - sin γ cos γ}$ is equal to

tan 2 β

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cot 2 β

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tan (α - γ)

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tan β

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If $α$ + $β$ - $γ$ = $π$ , then $s i n^{2} α$ + $s i n^{2} β$ - $s i n^{2} γ$ =

α + β + γ = π

{sin}^{2} α + {sin}^{2} β - {sin}^{2} γ

If 3sin $β$ = sin(2 $α$ + $β$ ), then tan ( $α$ + $β$ ) is equal to

\to A

α, β

Y

x

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{sin}^{2} α + {sin}^{2} β

+ s i n^{2} γ

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s i n^{2} α + s i n^{2} β + s i n^{2} γ

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