tahaney140
tahaney140
23-03-2017
Mathematics
contestada
What is the inverse function of
Respuesta :
Chaconne
Chaconne
23-03-2017
The answer is y'=1/(x-1).
Solution:
y=(x+1)/x
Switch all the x's with y's, and y's with x's.
x=(y+1)/y
xy=y+1
xy-y=1
y(x-1)=1
y'=1/(x-1)
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