19-05-2017
Mathematics

contestada

find the inverse of y=(x-5)^2

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xMontyTheCat xMontyTheCat

19-05-2017

y = (5-x)/(x-2)
x = (5-y)/(y-2)
x(y-2)=5-y
xy-2x=5-y
xy+y=2x+5
y(x+1)=2x+5

answer: y=(2x+5)/(x+1)

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