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प्रश्न
The reflection of the point (α, β, γ) in the xy-plane is ______.
विकल्प
(α, β, 0)
(0, 0, γ)
(–α, –β, γ)
(α, β, –γ)
उत्तर
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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