UPSC NDA 2 2017 Mathematics Solved Paper

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Question : 5 of 120

Marks: +1, -0

The roots of the equation (q−r)x2+(r−p)x+(p−q)=0 are

[NDA II 2017]

(r−p)/(q−r),
1
2
(p−q)/(q−r),1
(q−r)/(p−q),1
(r−p)/(p−q),1/2

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