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What is the derivative of #f(x)=ln (x^2+2)#?

1 Answer

Shwetank Mauria

May 12, 2016

#(df)/dx=(2x)/(x^2+2)#

Explanation:

Derivative of #f(x)=ln(x^2+2)# can be found using chain formula,

as #f(x)=ln(g(x))# and #g(x)=(x^2+2)#

Hence, #(df)/dx=1/(x^2+2)xx2x=(2x)/(x^2+2)#

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