1.

Two straight line u=0 and v = 0 passes through the origin and the angle between them is tan^(-1)(7/9). If the ratio of slopes of u=0 and v=0 is 9/2 then their equations care

Answer»

`y+3x=0 and 3y+2x=0`
`2y+3x=0 and 3y+x=0`
2y=3x and 3y=x
2y=3x and 3y=2x

Answer :B::C


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