Respuesta :

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Answer:

[tex]f(x) = {x}^{2} + 1 \\ g(x) = 5 - x \\ \\ (f - g)(x) = f(x) - g(x) \\ = ( {x}^{2} + 1) - (5 - x) \\ = ( {x}^{2} + 1) + ( - 5 + x) \\ = {x}^{2} + x - 4 \\ \\ \\ (f - g)(x) = {x}^{2} + x - 4[/tex]

I hope I helped you^_^

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