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How do you find the derivative of #1/(x+1)#?

1 Answer

Jul 19, 2016

#=-1/(1+x)^(2)#

Explanation:

let's be different and write it as #d/dx (1+x)^(-1)# and use power rule and chain rule:

#d/dx (1+x)^(-1)#

#=(-1) (1+x)^(-2) d/dx (1+x)#

#=-(1+x)^(-2) (1)#

#=-1/(1+x)^(2)#

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