Find the equations of the tangent and the normal to the given curve at the indicated point for

m at (at², 2at) = 1/t

Tangent : y – b = m(x – a)

x – ty + at² = 0

Normal :

y – 2at = -t(x – at²)

tx + y = at³ + 2at

5

Find the equations of the tangent and the normal to the given curve at the indicated point for

6

Find the equations of the tangent and the normal to the given curve at the indicated point for

8

Find the equations of the tangent and the normal to the given curve at the indicated point for

9

Find the equations of the tangent and the normal to the given curve at the indicated point for

, where