In PQR, R= 2 . If ( P 2 ) and ( Q 2 ) are the roots of the equation ax^2+bx+c=0, then which one of the following is correct?

NDA 2017 Mathematics question

In , . If and are the roots of the equation , then which one of the following is correct?

Answer: (C)

, so and . With

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Question ID VK-028720