Answer:
(f + g)(x) means f(x) + g(x)
General Formulas and Concepts:
Alg I
- Function Notation
- Combining like terms
Alg II
Explanation:
(f + g)(x) is the number form of "f plus g of x", meaning that we add the functions f and g together respect to x.
Another way to write (f + g)(x) is f(x) + g(x), which is the number form of "f of x plus g of x", still meaning that we are adding the 2 functions together.