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The locus of the point, whose chord of c...

The locus of the point, whose chord of contact w.r.t the circle `x^(2)+y^(2)=a^(2)` makes an angle `2alpha` at the centre of the circle is

A

`x^2+y^2=2a^(2)`

B

`x^2+y^2=2a^(2)cos^(2) alpha`

C

`x^2+y^2=a^(2) sec^(2) alpha`

D

`x^2+y^2=a^(2) tan^(2) alpha`

Text Solution

Verified by Experts

The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-CIRCLE-Exercise 1C(Pole, Polar)
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  12. The inverse point of origin w.r.t. the circle x^(2)+y^(2)+2gx+2fy+c=0 ...

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  13. The inverse point of (1,2) origin w.r.t. the circle x^(2)+y^(2)-4x-6y+...

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  14. The inverse point of (1,2) w.r.t. the circle x^(2)+y^(2)=25, is (5,k) ...

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  15. The inverse point of (x(1),y(1)) w.r.t. the circle x^(2)+y^(2)=a^(2)" ...

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  17. For the circle x^(2)+y^(2)-3x-5y+1=0, the points (4,2), (3,-5) are

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