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[" Two straight lines "u=0" and "v=0" passes through the origin forming an angle of "tan^(-1)(7/9)" with "],[" each other.If the ratio of the slope of "v=0" and "u=0" is "9/2," then their equation are."],[[" A) "y=3x" and "3y=2x," B) "2y=3x" and "3y=x],[" C) "y+3x=0" and "3y+2x=0," D) "2y+3x=0" and "3y+x=0]]

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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

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