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If the slope of one of the lines represe...

If the slope of one of the lines represented by `ax^(2)-6xy+y^(2)=0` is the square of the other, then the value of a is

A

`-27 or 8`

B

`-3 or 2`

C

`-64 or 27`

D

`-4 or 3`

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