If a,b,c are in A.P.; a,x,b are in G.P. and b,y,c are in G.P., then x^2,b^2,y^2 are in

JEE Main Mathematics question

If are in A.P.; are in G.P. and are in G.P., then are in

Answer: (C)

GP gives and . Then and , and

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Question ID VK-021918