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If the roots of the equation q^2 x^2 + p...

If the roots of the equation `q^2 x^2 + p^2 x + r^2 =0` are the squares of the roots of the equation `qx^2 + px + r=0` , then p,q,r are in ………………….. .

A

A.P.

B

G.P.

C

Both A.P. and G.P.

D

none of these

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