1.

Equations of diagonals of the square formed by the lines x=0, y=0, x=1 and y=1 are

Answer»

`y=X, y+x=1`
`y=x, x+y=2`
`2Y= x, y+x = (1)/(3)`
`y=2 x, y+ 2X =1`

Answer :A


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