Answers

2014-10-25T08:58:19+08:00
G(x)= x+2/x-3
      =2x/-3x
     =0.33x
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2014-10-25T17:37:46+08:00
G(x) = x+2/x-3
let g(x) =y
y=  x+2/x-3
x= y+2/y-3
x(y-3) = y+2
xy-3x-y =2
y(x-1)=  3x+2
y =    3x+2/x-1
thus        g⁻¹(x) =  3x+2/x-1

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