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Mathematics 8 Online
OpenStudy (anonymous):

f(x)=x/x+1 &g(x)=2/x find (f of g)(x) and domain of f of g

OpenStudy (shubhamsrg):

f(g(x)) = g(x)/(g(x) +1) just make that substitution.. domain would not include those values of x for which the denominator gets 0

OpenStudy (anonymous):

okay thanks

OpenStudy (shubhamsrg):

glad to help ^_^

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