Respuesta :

miljanamilovanovic12

Answer:

f(g(x)) =1/x-6, D=R/{0}

Step-by-step explanation:

f(x) =x +7

g(x)=1/x-13

f(g(x))=f(1/x-13)=(1/x-13)+7=1/x-13+7=1/x-6

D=R/{0}

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