Answer:
(f-g)(x) = - x² + 2x + 8
Step-by-step explanation:
f(x) = 2x+1
g(x) = x² - 7
To find (f-g)(x) subtract g(x) from f(x)
That's
(f-g)(x) = 2x + 1 - ( x² - 7)
Remove the bracket
We have
(f-g)(x) = 2x + 1 - x² + 7
Simplify
We have the final answer as
(f-g)(x) = - x² + 2x + 8
Hope this helps you
