Vieyra324 Vieyra324

26-08-2016
Mathematics

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Find the following function. f(g(x)) if f(x)= x/(x-7) and g(x)=4/x

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nobillionaireNobley nobillionaireNobley

29-08-2016

f(g(x)) = f(4/x) = (4/x)/(4/x - 7) = (4/x)/((4 - 7x)/x) = 4/x * x/(4 - 7x) = 4/(4 - 7x)

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