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From a point R(5,8) , two tangents R Pa...

From a point `R(5,8)` , two tangents `R Pa n dR Q` are drawn to a given circle `S=0` whose radius is 5. If the circumcenter of triangle `P Q R` is (2, 3), then the equation of the circle `S=0` is `x^2+y^2+2x+4y-20=0` `x^2+y^2+x+2y-10=0` `x^2+y^2-x+2y-20=0` `x^2+y^2+4x-6y-12=0`

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From a point R(5,8) , two tangents R Pa n dR Q are drawn to a given circle S=0 whose radius is 5. If the circumcenter of triangle P Q R is (2, 3), then the equation of the circle S=0 is a x^2+y^2+2x+4y-20=0 b x^2+y^2+x+2y-10=0 c x^2+y^2-x+2y-20=0 d x^2+y^2+4x-6y-12=0

From a point R(5,8) , two tangents R Pa n dR Q are drawn to a given circle S=0 whose radius is 5. If the circumcenter of triangle P Q R is (2, 3), then the equation of the circle S=0 is a x^2+y^2+2x+4y-20=0 b x^2+y^2+x+2y-10=0 c x^2+y^2-x+2y-20=0 d x^2+y^2+4x-6y-12=0

From a point R(5,8) , two tangents R Pa n dR Q are drawn to a given circle S=0 whose radius is 5. If the circumcenter of triangle P Q R is (2, 3), then the equation of the circle S=0 is (a) x^2+y^2+2x+4y-20=0 (b) x^2+y^2+x+2y-10=0 (c) x^2+y^2-x+2y-20=0 (d ) x^2+y^2+4x-6y-12=0

From a point R(5,8), two tangents RPandRQ are drawn to a given circle S=0 whose radius is 5. If the circumcenter of triangle PQR is (2,3), then the equation of the circle S=0 is x^(2)+y^(2)+2x+4y-10=0x^(2)+y^(2)+x+2y-10=0x^(2)+y^(2)-x+2y-20=0x^(2)+y^(2)+4x-6y-12=0

The common tangent at the point of contact of the two circles x^2+y^2-2x-4y-20=0, x^2+y^2+6x+2y-90=0 is

The common tangent at the point of contact of the two circles x^2+y^2-2x-4y-20=0, x^2+y^2+6x+2y-90=0 is

In triangle A B C , the equation of side B C is x-y=0. The circumcenter and orthocentre of triangle are (2, 3) and (5, 8), respectively. The equation of the circumcirle of the triangle is a) x^2+y^2-4x+6y-27=0 b) x^2+y^2-4x-6y-27=0 c) x^2+y^2+4x-6y-27=0 d) x^2+y^2+4x+6y-27=0

In triangle A B C , the equation of side B C is x-y=0. The circumcenter and orthocentre of triangle are (2, 3) and (5, 8), respectively. The equation of the circumcirle of the triangle is a) x^2+y^2-4x+6y-27=0 b) x^2+y^2-4x-6y-27=0 c) x^2+y^2+4x-6y-27=0 d) x^2+y^2+4x+6y-27=0

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The equation of the circle which cuts orthogonally the three circles x^2+y^2+4x+2y+1=0, 2x^2+2y^2+8x+6y-3=0, x^2+y^2+6x-2y-3=0 is