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Use Implicit Differentiation to Find zx\frac { \partial z } { \partial x }

Question 85

Multiple Choice

Use implicit differentiation to find zx\frac { \partial z } { \partial x } x4y+xz+yz2=7x ^ { 4 } y + x z + y z ^ { 2 } = 7


A) zx=4x3y1+2y\frac { \partial z } { \partial x } = - \frac { 4 x ^ { 3 } y } { 1 + 2 y }
B) zx=4x3y+zx+2yz\frac { \partial z } { \partial x } = - \frac { 4 x ^ { 3 } y + z } { x + 2 y z }
C) zx=4x31+2y\frac { \partial z } { \partial x } = - \frac { 4 x ^ { 3 } } { 1 + 2 y }
D) zx=11+2y\frac { \partial z } { \partial x } = \frac { 1 } { 1 + 2 y }

Correct Answer:

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