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The orthogonal trajectories of the circl...

The orthogonal trajectories of the circle `x^(2)+y^(2)-ay=0`, (where a is a parameter), is

A

`x^(2)-y^(2)+bx=0`

B

`x^(2)-y^(2)-bx=0`

C

`x^(2)+y^(2)-bx=0`

D

`x^(2)+b^(2)="cosnstant"`

Text Solution

Verified by Experts

The correct Answer is:
C
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