Solve the Problem A) 0
B) 24
C) -8
D) 32

Multiple Choice

Solve the problem.
- $$\text { Evaluate } \frac { \partial \mathrm { w } } { \partial \mathrm { u } } \text { at } ( \mathrm { u } , \mathrm { v } ) = ( 4,2 ) \text { for the function } \mathrm { w } = \mathrm { xz } + \mathrm { yz } - \mathrm { z } ^ { 2 } ; \mathrm { x } = \mathrm { uv } , \mathrm { y } = \mathrm { uv } , \mathrm { z } = \mathrm { u }$$

A) 0
B) 24
C) -8
D) 32