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in Matrices & determinants by (41.3k points)

Determine the values of a, b, g when [(0, 2β, γ), (α, β, - γ), (α, -β, γ) is orthogonal.

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by (41.5k points)
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Best answer

Given A is orthogonal. Then AA′ = I. Hence

Equating the corresponding elements, we have

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