TS EAMCET 19-July-2022 Shift 2 Solved Paper

Section: Mathematics
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Question : 62 of 160
 
Marks: +1, -0
A (27,−243,81) is a point in space. B, C, D are images of A with respect to XY, YZ and ZX planes respectively. If the centroid of the triangle BCD is (α,β,γ), then α+β+γ=
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