UPSC CDS 2 2020 Math Paper

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Question : 74 of 100

Marks: +1, -0

If

x

b+c

=

y

c+a

=

z

b−a

, then which one of the following is correct?

x+y+z=0
x−y−z=0
x+y−z=0
x+2y+3z=0

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