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Two straight line u=0 and v=0 pass throu...

Two straight line u=0 and v=0 pass through the origin and the angle between them is `"tan"^(-1)(7//9).` If the ratio of the slope of v=0 and u=0 is 9/2, then their equations are

A

`y=3 xand 3y =2x`

B

`2y=3x and 3y =x`

C

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

D

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

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