A tangent at a point on the circle `x^(2)+y^(2)=a^(2)` intersects a concentrie circle S at P and Q. The tangents to S at P and Q meet on the circle `x^(2)+y^(2)=b^(2)`. The equation to the circle S in

A tangent at a point on the circle x^(2)+y^(2)=a^(2) intersects a concentric circle C at two points P and Q. The tangents to the circle X at P and Q meet at a point on the circle x^(2)+y^(2)=b^(2). Then the equation of the circle is x^(2)+y^(2)=abx^(2)+y^(2)=(a-b)^(2)x^(2)+y^(2)=(a+b)^(2)x^(2)+y^(2)=a^(2)+b^(2)

A tangent at a point on the circle x^2+y^2=a^2 intersects a concentric circle C at two points Pa n dQ . The tangents to the circle X at Pa n dQ meet at a point on the circle x^2+y^2=b^2dot Then the equation of the circle is

A tangent at a point on the circle x^2+y^2=a^2 intersects a concentric circle C at two points Pa n dQ . The tangents to the circle X at Pa n dQ meet at a point on the circle x^2+y^2=b^2dot Then the equation of the circle is (a) x^2+y^2=a b (b) x^2+y^2=(a-b)^2 (c) x^2+y^2=(a+b)^2 (d) x^2+y^2=a^2+b^2

A tangent at a point on the circle x^2+y^2=a^2 intersects a concentric circle C at two points Pa n dQ . The tangents to the circle X at Pa n dQ meet at a point on the circle x^2+y^2=b^2dot Then the equation of the circle is x^2+y^2=a b x^2+y^2=(a-b)^2 x^2+y^2=(a+b)^2 x^2+y^2=a^2+b^2

If tangent at (1,2) to the circle x^(2)+y^(2)=5 intersect the circle x^(2)+y^(2)=9 at A and B and tangents at A and B meets at C. Find the coordinate of C

If the tangent at P on the circle x^(2)+y^(2)=a^(2) cuts two parallel tangents of the circle at A and B then PA.PB=

If the tangent at P on the circle x^(2) +y^(2) =a^(2) cuts two parallel tangents of the circle at A and B then PA, PB =

A tangent to the circle x^(2)+y^(2)=4 meets the coordinate axes at P and Q. The locus of midpoint of PQ is

A tangent to the circle x^(2)+y^(2)=1 through the point (0, 5) cuts the circle x^(2)+y^(2)=4 at P and Q. If the tangents to the circle x^(2)+y^(2)=4 at P and Q meet at R, then the coordinates of R are

A tangent to the circle x^(2)+y^(2)=1 through the point (0, 5) cuts the circle x^(2)+y^(2)=4 at P and Q. If the tangents to the circle x^(2)+y^(2)=4 at P and Q meet at R, then the coordinates of R are