Respuesta :

marcthemathtutor

Answer:

2( √x - x³ )

Step-by-step explanation:

see attached.

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altavistard

Answer:

(f-g)(x) = 2√x - 2x³

Step-by-step explanation:

Write out the terms of f(x) as they are and then the negatives of all the terms of g.  We get:

(f-g)(x) = √x - x - 2x³ + √x + x

Combining like terms, we get:

(f-g)(x) = 2√x - 2x³

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