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Find the Requested Partial Derivative (w/z)x( \partial \mathrm { w } / \partial \mathrm { z } ) _ { \mathrm { x } }

Question 373

Multiple Choice

Find the requested partial derivative.
- (w/z) x( \partial \mathrm { w } / \partial \mathrm { z } ) _ { \mathrm { x } } at (x,y,z,w) =(1,2,9,302) ( \mathrm { x } , \mathrm { y } , \mathrm { z } , \mathrm { w } ) = ( 1,2,9,302 ) if w=x2+y2+z2+12xyz\mathrm { w } = \mathrm { x } ^ { 2 } + \mathrm { y } ^ { 2 } + \mathrm { z } ^ { 2 } + 12 \mathrm { xyz } and z=x3+y3\mathrm { z } = \mathrm { x } ^ { 3 } + \mathrm { y } ^ { 3 }


A) 3083\frac { 308 } { 3 }
B) 1543\frac { 154 } { 3 }
C) 154
D) 77

Correct Answer:

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