What is the inverse function of f(x) = (2x)/(x+3)?
2 Answers
Mar 15, 2018
Explanation:
Mar 15, 2018
Explanation:
"Rearrange making x the subject"
y=(2x)/(x+3)
rArry(x+3)=2x
rArrxy+3y=2x
rArrxy-2x=-3y
rArrx(y-2)=-3y
rArrx=-(3y)/(y-2)
"change y into x and we have the inverse"
rArrf^-1(x)=(3x)/(x-2)