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If a, b, c are non-zero real numbers and...

If a, b, c are non-zero real numbers and if the equations (a-1) x = y +z, (b-1) y = z + x , (c - 1) z = x + y have a non-trival solution, then ab+bc+ca=

A

`a^(2) b^(2) c^(2)`

B

0

C

abc

D

a + b+ c

Text Solution

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The correct Answer is:
C
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