Question

6. if f(x) =2x - 6 and g(x)=3x+9, find (f+g)(x)

Answer 1

(
f
+
g
)
(
x
)
=
f
(
x
)
+
g
(
x
)
=
2
x
−
6
+
(
3
x
+
9
)
=
5
x
+
3 ( B )