Question #8f3ba

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Question #8f3ba

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Answer 1 · 2017-03-01T18:29:33

#d/dx(x-1)=1#

Explanation:

#x(1-1/x)=x-1#

#d/dx(x-1)=1#

Answer 2 · 2017-03-01T18:34:37

#1#

Explanation:

distribute the bracket.

#rArrx(1-1/x)=x-1#

differentiate using the #color(blue)"power rule"#

#color(orange)"Reminder " color(red)(bar(ul(|color(white)(2/2)color(black)(d/dx(ax^n)=nax^(n-1))color(white)(2/2)|)))#

#d/dx(x-1)=1-0=1#

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Question #8f3ba

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