If `x/a+y/b=1` is a tangent to the curve `x = Kt, y= K/t, K>0` then :

If y=2x+k is a tangent to the curve x^(2)=4y , then k is equal to

If y=2x+k is a tangent to the curve x^(2)=4y , then k is equal to

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

If the line y=2x+k is a tangent to the curve x^(2)=4y , then the value of k is -

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

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

If y=2 x+k is a tangent to y^(2)=8 x, then k=

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

The equation of the tangent to the curve x = (t - 1)/(t + 1), y = (t + 1)/(t - 1) at t = 2 is a) x + 9y - 6 = 0 b) 9x - y - 6 = 0 c) 9x + y + 6 = 0 d) 9x + y - 6 = 0