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The equation of the line passing through...

The equation of the line passing through (1,2) and perpendicular to `x+y+7=0` is

A

`y-x+1=0`

B

`y-x-1=0`

C

`y-x+2=0`

D

`y-x-2=0`

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The correct Answer is:
B
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ICSE-STRAIGHT LINES -Multiple Choice Questions
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