MATH 1300.03F D **Quiz 5** Friday,
October, 22 1999

NAME:

Student Number: No.Marks

**(2 Marks)**
Find the equation of the normal line to the implicitly defined function

Solution: Differentiating both sides of the given equation, we have

This implies

When *x*=2 and *y*=-1, we obtain *y*'=7/11. Hence, the equation of the normal

Fri Oct 22 13:54:21 EDT 1999