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Find the Derivative Of f(x)=2x1x2+2f ( x ) = \frac { 2 x - 1 } { \sqrt { x ^ { 2 } + 2 } }

Question 75

Multiple Choice

Find the derivative of f(x) =2x1x2+2f ( x ) = \frac { 2 x - 1 } { \sqrt { x ^ { 2 } + 2 } }


A) x+4(x2+2) 32\frac { - x + 4 } { \left( x ^ { 2 } + 2 \right) ^ { \frac { 3 } { 2 } } }
B) x+4(x2+2) 32\frac { x + 4 } { \left( x ^ { 2 } + 2 \right) ^ { \frac { 3 } { 2 } } }
C) x2+4(x2+2) 32\frac { x ^ { 2 } + 4 } { \left( x ^ { 2 } + 2 \right) ^ { \frac { 3 } { 2 } } }
D) x4(x2+2) 32\frac { - x - 4 } { \left( x ^ { 2 } + 2 \right) ^ { \frac { 3 } { 2 } } }

Correct Answer:

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