For f(x)=2x+1 and g(x)=x^2-7, find (f-g)(x).

asked Aug 16, 2023 207k views

18 votes

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4 votes

Answer:

(f-g)(x)=-x^(2)+2x+8

Explanation:

$\left( f-g\right) \left( x\right) =f\left( x\right) -g\left( x\right)$

$=2x+1-\left( x^(2)-7\right)$

=2x+1-x^(2)+7

=-x^(2)+2x+8

LilMoke answered Aug 22, 2023

3.8k points

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