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Locus of centroid of the triangle whose ...

Locus of centroid of the triangle whose vertices are `(acostheta,asintheta),(bsintheta,-bcostheta)` and (2,0) where `theta` is a parameter is

A

`(3x-2)^(2)+y^(2)=a^(2)+b^(2)`

B

`(3x-2)^(2)+3y^(2)=a^(2)+b^(2)`

C

`(3x-2)^(2)+9y^(2)=a^(2)+b^(2)`

D

`(3x-2)^(2)+9y^(2)=a^(2)-b^(2)`

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AAKASH SERIES-LOCUS-PRACTICE EXERCISE
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  9. If A=(0,4),B=(0,-4) and |AP-PB|=6, then the locus of P is

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  10. The locus of the point (cosectheta+cottheta,cosectheta-cottheta) is

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  13. A(2, 3),B(1,5),C(-1, 2) are three points. If P is a point moves such t...

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  14. Vertices of the triangle ('t' being parameter) are given in list-I and...

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  15. Assertion (A): The sum of the distances of a point from two perpendicu...

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  16. The equation x^(2)+y^(2)-2x-4y-5=0 represents a

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  17. The locus represented by the equation x^(2)+y^(2)+4x+2y-8=0 is

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  18. The locus given by x^(2)-y^(2)+x+y-1=0 is

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  19. The locus of the point (acosh x,bsin h x) is

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