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The lines a x+b y=c, b x+c y=a and c x+a...

The lines `a x+b y=c, b x+c y=a` and `c x+a y=b` are concurrent, if

A

`a+b=c`

B

`b+c=a`

C

`c+a=b`

D

`a+b+c=0`

Text Solution

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The correct Answer is:
D
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