sportie59
07.06.2020 •
Mathematics
If f(x)= 2x -6 + 1 and g(x) =3x +9 , find (f-g)(x)
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Ответ:
-(x+14)
Step-by-step explanation:
f(x)= 2x -6 + 1= 2x-5
g(x) =3x +9 ,
(f-g)(x) = f(x) - g(x)
= 2x-5 -(3x+9)
= 2x-3x -5-9
= -x -14 =-(x+14)
Ответ: