Asked by sue
If f(x)=(3x+6)^–1, find f'(x).
Answers
Answered by
bobpursley
f(u)= 1/u
f'= -1/u^2 * du
let u= 3x+6
du= 3
f'= -1/u^2 * du
let u= 3x+6
du= 3
Answered by
sandy
thank you
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