1.

Equation to the pair of lines passing through the origin whose sum and product of slopes are A.M. and G.M. of 4 and 9 is

Answer»

`12X^(2)-13xy+2y^(2)=0`
`12x^(2)+13xy+2y^(2)=0`
`12x^(2)-15xy+2y^(2)=0`
`12x^(2)+15xy-2y^(2)=0`

ANSWER :A


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