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  • 24-05-2019
  • Mathematics
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What is (f − g)(x)?



f(x) = x^4 − x^2 + 9

g(x) = x^3 + 3x^2 + 12

(f − g)(x) =

What is f gx fx x4 x2 9 gx x3 3x2 12 f gx class=

Respuesta :

Аноним Аноним
  • 24-05-2019

Answer:

x^4 - x^3 - 4x^2 - 3.

Step-by-step explanation:

(f - g)(x)  = f(x) - g(x)

= x^4 - x^2 + 9 - (x^3 + 3x^2 + 12)

Distributing the negative over the parentheses:

=  x^4 - x^2 + 9 - x^3 - 3x^2 - 12

Simplifying like terms:

= x^4 - x^3 - 4x^2 - 3.  (answer).

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