" The number of point(s) on the curve "y^(3)=12y-3x^(2)" where a tangent is vertical is/are "

The number of point(s) on the curve y^(3)=12y-3x^(2) where a tangents is vertical is/are

The point(s) on the curve y^(3)+3x^(2)=12y , where the tangent is vertical, is (are) :

The point (or points) on the curve y^(3)+ 3x^(2) =12y where tangent is vertical is/ are-

The point (s) on the curve y^3+3x^2=12y where line tangent is vertical , is (are)

The point on the curve y^(3)+3x^(2)=12y where the tangent is vertical is ………..

The point(s) on the curve y^(3)+3x^(2)=12y where the tangent is vertical,is(are) ??(+-(4)/(sqrt(3)),-2) (b) (+-sqrt((11)/(3)),1)(0,0)(d)(+-(4)/(sqrt(3)),2)

The point on the curve y^2 + 3x = 12y , when the tangent is vertical, is (are)?

The number of points on the curve y=x^(3)-2x^(2)+x-2 where tangents are prarllel to x-axis, is