20khodges 20khodges

20-07-2017
Mathematics

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Let f(x) = x + 5 and g(x) = x2 - 25. What is the domain of f/g (x)

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choixongdong choixongdong

20-07-2017

f/g (x) = (x+5)/(x^2 - 25)
f/g (x) = (x+5)/[(x-5)(x+5)]
f/g (x) = 1/ (x - 5)

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