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



m at (1, 6) = 1


Tangent : y – b = m(x – a)


y – 6 = 1(x – 1)


x – y + 5 = 0


Normal :


y – 6 = -1(x – 1)


x + y – 7 = 0


1