Answer:
The domain of function( f+ g)(x) ( (-∞,∞))
Step-by-step explanation:
Given ( f + g)x = f(x) +g(x)
The domain of function (f + g)(x) is (-∞,∞)
Example:-
f(x) = 2 x² + 3x and g(x) = 4x² +3
(f + g)(x) = f(x) +g(x)
= 2 x² + 3x + 4 x² + 3
= 6x ² + 3 x + 3
The domain of (f + g) (x) is ( -∞,∞))
