If 3x+4y+k=0 is a tangent to the circle `x^(2)+y^2=16" then k"=`

If x+y+k=0 is a tangent to the circle x^(2)+y^(2)-2x-4y+3=0" then k"=

If 3x + y + k = 0 is a tangent to the circle x^(2) + y^(2) = 10 , the values of k are,

If 4x+y+k=0 is a tangent to the ellipse x^(2)+3y^(2)=3 then k = ?

If x+y+k=0 is a tangent to the parabola x^(2)=4y then k=

" If "x+y+7=0" is a tangent to the circle "x^(2)+y^(2)-4x-6y+k=0" then the point of contact is "

If the line x-y+k =0 is a tangent to the parabola x^(2) = 4y then k =

If the line x-y+k =0 is a tangent to the parabola x^(2) = 4y then k = ?

If the line 3x+4y=k is tangent to the circle x^2+y^2-2x-4y+4=0 , then number of integral values of k is

If the line 3x+4y=k is tangent to the circle x^2+y^2-2x-4y+4=0 , then number of integral values of k is

If the line 4y - 3x = k is a tangent to the circle x^2+y^2+10x-6y+9=0 find 'k'. Also find the co-ordinates of the point of contact.