Quiz 2 Calc IV (Math2443-002) 6/6/2002

Each problem is worth 5 points. For full credit indicate clearly how you reached your answer.

1. Find , or show that it does not exist.
 
 

2. If f(x,y) = xy2 - ex + cos(xy), find fx and fy.
 
 

3. State the definition of the derivative of a function f(x,y) with respect to x.