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Question

$ \begin{bmatrix} \sin \alpha & \cos \alpha & \sin (\alpha + \delta) \\ \sin \beta & \cos \beta & \sin (\beta + \delta) \\ \sin \gamma & \cos \gamma & \sin (\gamma + \delta) \end{bmatrix} = \ldots $

0

1

$1 + \sin \alpha \sin \beta \sin \gamma$

$1 - (\sin \alpha \cdot \sin \beta)(\sin \beta - \sin \gamma)(\sin \gamma \cdot \sin \alpha)$

Solution

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