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The joint equation of the straight lines...

The joint equation of the straight lines x + y = 1 and x - y = 4 is

A

`x^(2)-y^(2)=-4`

B

`x^(2)-y^(2)=4`

C

`(x+y-1)(x-y-4)=0`

D

`(x+y+1)(x-y+4)=0`

Text Solution

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The correct Answer is:
C
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HIMALAYA PUBLICATION-Pair Of Lines-QUESTION BANK
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