Respuesta :

Answer:

See below.

Step-by-step explanation:

(a)   (f - g)(x)

= f(x) - g(x) =   1/x - (x^2 + 5x)

= 1/x - x^2 - 5x.

(b)   When x = 0,  1/x is indeterminate so the Domain is All Real except x = 0.

The range is All Real values of  (f - g)x except when x = 0.


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