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Question

If α,β,γ are the real roots of the equation x33px2+3qx1=0,(p,q)=(±1,±1) then the centroid of the triangle with vertices (α2,1α2),(β2,1β2) and (γ2,1γ2) can be

A
(1,1)
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B
(5,5)
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C
(1,5)
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D
(5,1)
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Solution

The correct options are
A (1,1)
B (1,5)
C (5,5)
D (5,1)
(α2+β2+y23,α2β2+β2γ2+γ2α23)=((3p)22×3q3,(3q)22×3p3)=(3p22q,3q22p)
Hence all options satisfies this

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