Question

What’s the answer???(WILL MARK BRAINLIEST)

Answer 1

Domain of f of g.

Determine domain of g.

x + 4 ≥ 0

x ≥ -4

Now determine domain of f of g, by first figuring out f of g:

$\frac{x+4}{(x+4)-1}=\frac{x+4}{x+3}$

So x ≠ 3

So our domain is

[-4, -3) ∪ (-3, ∞)

The answer is D.