The angle between pair of tangents to the curve `7x^(2)-12y^(2)=84` from the point `M(1,2)` is

The angle between the pair of tangents drawn to the ellipse 3x^(2)+2y^(2)=5 from the point (1 ,2) is |tan^(-1)((12)/(sqrt(lambda)))| then the value of lambda is

The angle between the pair of tangents drawn to the ellipse 3x^(2) + 2y^(2) =5 from the point (1, 2) is-

The slope of tangent line to the curve 4x^(2) +2xy +y^(2) =12 at the point (1,2) is

The angle between the tangents to the curve (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 at the points (a,0) and (0,b) is

The angle between the tangents to the curves y=x^(2)andx=y^(2) at (1,1) is -

The angle between the tangents drawn to the parabola y^(2)=12x from the point (-3,2) is

The angle between the tangents to the curve y^(2)=2ax at the point where x=(a)/(2) , is