UPSC NDA II 2015 Mathematics Solved Paper

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Question : 27 of 120

Marks: +1, -0

If a,b,c are real numbers,then the value of the determinant
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1−a	a−b−c	b+c
1−b	b−c−a	c+a
1−c	c−a−b	a+b

| is

[NDA II 2015]

0
(a−b)(b−c)(c−a)
(a+b+c)2
(a+b+c)3

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