[" The slope of the tangent at the point (h,h) of the circle "x^(2)+y^(2)=a^(2)" is: "],[[" (A) ",0," (B) ",1]]

The slope of the tangent at the point (h,2h) on the circle x^(2)+y^(2)=5 where (h>0) is

The slope of the tangent at the point (h,2h) on the circle x^(2)+y^(2)=5 is (where h>0)

The equation of tangent with slope m of the circle (x-h)^(2)+(y-k)^(2)=a^(2) is

The slope of the tangent to the parabola y^(2)=4ax at the point (at^(2), 2at) is -

The slope m of a tangent through the point (7,1) to the circle x^(2)+y^2=25 satisfies the equation.

The slope m of a tangent through the point (7,1) to the circle x^(2)+y^2=25 satisfies the equation.

If the chord of contact of the tangents drawn from the point (h,k) to the circle x^(2)+y^(2)=a^(2) subtends a right angle at the center,then prove that h^(2)+k^(2)=2a^(2)

The equation of the tangents to the circle x^(2)+y^(2)=25 with slope 2 is

The equation of the tangents to the circle x^(2)+y^(2)=25 with slope 2 is

The equations of the tangents to the circle x^(2)+y^(2)=25 with slope 2 is