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08-06-2021
Mathematics

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If f(x) = 3 x2 + 2 and g(x) = x2 - 9, find (f - g)(x).

If fx 3 x2 2 and gx x2 9 find f gx class=

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wegnerkolmp2741o wegnerkolmp2741o

08-06-2021

Answer:

2x^2 +11

Step-by-step explanation:

(x) = 3 x^2 + 2

g(x) = x^2 - 9

(f - g)(x) =3 x^2 + 2 - (x^2 - 9)

Distribute the minus sign

= 3x^2 +2 - x^2 +9

Combine like terms

= 2x^2 +11

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