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The locus of the point which moves such ...

The locus of the point which moves such that the sum of the squares of its distances from (0, a) and (0,- a) is `2r^(2)" is "`

A

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

B

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

C

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

D

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

Text Solution

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-CIRCLE-Exercise 1A(Circle)
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  13. If the circles described on the line joining the points (0,1) and (alp...

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  14. If one end of the diameter of the circle x^(2)+y^(2)-6x+4y-12=0" is "(...

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