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The roots of (x-b)(x-c) +(x-a)(x-c) ...

The roots of ` (x-b)(x-c) +(x-a)(x-c) +(x-a) (x-b)=0` are

A

`a gt b gt bt c`

B

`a=b=c`

C

`a lt b lt c`

D

a+b+c=0

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The correct Answer is:
B
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