376,210 views
24 votes
24 votes
If f(x) = x + 1 and g(x) = x^3, the function (fοg)(x) is:

User Armen Markossyan
by
2.9k points

1 Answer

11 votes
11 votes

Answer:

x³ + 1

Explanation:

to evaluate (f ○ g)(x) , substitute x = g(x) into f(x)

f(g(x) )

= f(x³)

= x³ + 1

User Jussi Kujala
by
3.2k points