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Which of the Following Expressions Represent the Second- Order Derivative y=x2x+1?y = \frac { x } { 2 x + 1 } ?

Question 8

Multiple Choice

Which of the following expressions represent the second- order derivative of the function
y=x2x+1?y = \frac { x } { 2 x + 1 } ?


A) = −2(2x+1) -\frac { 2 } { ( 2 x + 1 ) }

B) −4(2x+1) - \frac { 4 } { ( 2 x + 1 ) }

C) −2x(2x+1) - \frac { 2 x } { ( 2 x + 1 ) }

D) 1(2x+1) 2\frac { 1 } { ( 2 x + 1 ) ^ { 2 } }

E) 4(2x+1) 2\frac { 4 } { ( 2 x + 1 ) ^ { 2 } }

Correct Answer:

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