Differentiate $f ( y ) = \ln \left( \frac { 2 + y } { 2 - y } \right)$

question 126

Multiple Choice

Differentiate $f ( y ) = \ln \left( \frac { 2 + y } { 2 - y } \right)$ .

• A) \(\frac { 2 - y } { 2 + y }\)
• B) \(- \frac { 2 - y } { 2 + y }\)
• C) \(\frac { 4 } { ( 2 - y ) ^ { 2 } }\)
• D) \(\frac { 4 } { ( 2 + y ) ( 2 - y ) }\)

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