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Find Dy
- y=9x+8xy = 9 \sqrt { x } + \frac { 8 } { x }

Question 440

Multiple Choice

Find dy.
- y=9x+8xy = 9 \sqrt { x } + \frac { 8 } { x }


A) (9x28x2) dx\left( \frac { 9 \sqrt { x } } { 2 } - \frac { 8 } { x ^ { 2 } } \right) d x
B) (9x2+8x2) dx\left( \frac { 9 \sqrt { x } } { 2 } + \frac { 8 } { x ^ { 2 } } \right) d x
C) (92x8x2) dx\left( \frac { 9 } { 2 \sqrt { x } } - \frac { 8 } { x ^ { 2 } } \right) d x
D) (92x+8x2) dx\left( \frac { 9 } { 2 \sqrt { x } } + \frac { 8 } { x ^ { 2 } } \right) d x

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