Answer:
[- 4, ∞ )
Step-by-step explanation:
the expression inside the radical must be greater than or equal to zero
x +4 ≥ 0 ⇔ x ≥ - 4
domain: x ∈ [- 4, ∞ )
Answer:
ask your math teacher
Step-by-step explanation:
get some help from a tutor.
Answer: $3.7
Step-by-step explanation:
23-20=3
3/2=1.5
20-1.5=18.5
18.5/5=3.7
