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Question
The reflection of the point (α, β, γ) in the xy-plane is ______.
Options
(α, β, 0)
(0, 0, γ)
(–α, –β, γ)
(α, β, –γ)
Solution
The reflection of the point (α, β, γ) in the xy– plane is (α, β, –γ).
Explanation:
Reflection of point (α, β, γ) in xy-plane is (α, β, –γ).
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