For f(x)=4x+1 and g(x)= x^2-5, find (f+g)(x)
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Answer:
Answer:
(f+g)(x) =
x
2
+
4
x
−
4
Explanation:
add them together
f
(
x
)
+
g
(
x
)
(
4
x
+
1
)
+
(
x
2
−
5
)
4
x
+
1
+
x
2
−
5
x
2
+
4
x
−
4
(f+g)(x) =
x
2
+
4
x
−
4
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