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A variable line passes through the fixed...

A variable line passes through the fixed point `(alpha,beta)`. The locus of the foot of the perpendicular from the origin on the line is,

A

`x^(2)+y^(2)-alphax-betay=0`

B

`x^(2)-y^(2)-2alphax-2betay=0`

C

`alphax+betaypmsqrt((alpha^(2)+beta^(2)))=0`

D

`(x^(2))/(alpha^(2))+(y^(2))/(beta^(2))=1`

Text Solution

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