Given f (x) = 2^x – 1 and g (x) = 3x – 4, find (f + g)(2).
Answer:
(f+g)(2) = 5
Step-by-step explanation:
(f+g)(2) means
f(2) + g(2)
Add the functions and substitute in 2 for the x.
2^2 - 1 + 3(2) - 4
Simplify.
4 - 1 + 6 - 4
3 + 6 - 4
9 - 4
5