Science

Math

Humanities

... and beyond

Socratic Meta
Featured Answers

Topics

How do you find the derivative of #f(x)=ln (x^2+2)#?

1 Answer

May 7, 2018

#(2x)/(x^2 + 2 ) #

Explanation:

Chain rule: #d/dx f(g(x) ) = f'(g(x)) g'(x) #

#=> d/dx ln f(x) =( f'(x))/f(x) #

#=> d/dx ln(x^2 + 2) = (d/dx(x^2+2)) / (x^2 + 2) #

# therefore = (2x)/(x^2 + 2 ) #

Related questions

See all questions in Chain Rule

Impact of this question

1709 views around the world

You can reuse this answer
Creative Commons License