Respuesta :

JinaWu
To do (c), you just have to multiply 2x+9 and x-9/2 together. 
chandowd
Well it is just asking for the answer without giving you the x value. So you start with the g(x)=(x-9)/2. Then you just out f(x) where the other x is. So g(f(x))=((2x+9)-9)/2. If you have any questions just ask!!

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