Find the equation of common tangent of `y^(2)=4axandx^(2)=4by`.

Find the equation of the common tangent of y^2=4a x and x^2=4a y .

Find the equation of the common tangent to the curves y^2=8x and xy=-1.

Find the equation of the common tangent to the parobolas y^(2) = 4ax and x^(2) = 4ay.

The equation of common tangent of the curve x^(2) + 4y^(2) = 8 and y^(2) =4x are

The common tangent of x^(2)+y^(2)=4 and 2x^(2)+y^(2)=2 is

The equation of common tangent to the curves y^2 =4x and xy=2 is (A) x+2y-4=0 (B) x+2y+4=0 (C) x-2y+4=0 (D) x-2y-4=0

The equation of common tangent to the curves y^2 =4x and xy=2 is (A) x+2y-4=0 (B) x+2y+4=0 (C) x-2y+4=0 (D) x-2y-4=0

Find the equation of the tangent to x^(2) + y^(2) - 2x + 4y=0 " at" (3,-1) Also find the equation of tangent parallel to it.

Find the equation of tangent to the parabola y^(2)=8ax at (2a , 4a)

Find the equations of the common tangents to the circle x^2+y^2 = 8 and the parabola y^2 = 16x.