Can someone explain me step by step how to solve this problem

Minimize

http://www.webassign.net/www31/symIm...0d6b7a079c.gif with constraint

http://www.webassign.net/www31/symIm...2fcb3a3c7a.gif

Find Partial Derivatives

Fx

Fy

FLambda

F acheives its minimum at

x=

y=

lambda=

f=

please help!