Find the equations of the tangent and the normal to the curve `x=asect ,\ \ y=btant` at `t` at indicated points.

Find the equations of the tangent and the normal to the curve x=a t^2,\ \ y=2a t at t=1 .

Find the equations of the tangent and the normal to the curve x=a t^2,\ \ y=2a t at t=1 .

Find the equations of the tangent and the normal to the curve x y=c^2 at (c t ,\ c//t) at the indicated points.

Find the equations of the tangent and the normal to the curve y^2=(x^3)/(4-x) at (2,\ -2) at the indicated points

Find the equations of the tangent and the normal to the curve y=2x^2-3x-1 at (1,\ -2) at the indicated points

Find the equations of the tangent and the normal to the curve y=2x^2-3x-1 at (1,\ -2) at the indicated points

Find the equations of the tangent and the normal to the curve y^2=4a\ x at (a//m^2,\ 2a//m) at the indicated points

Find the equations of the tangent and the normal to the curve x^(2//3)+y^(2//3)=2 at (1,\ 1) at indicated points.

Find the equations of the tangent and the normal to the curve x^2=4y at (2,\ 1) at indicated points.

Find the equations of the tangent and the normal to the curve y^2=4a\ x at (a//m^2,\ 2a//m) at the indicated points