Answer: 2
Step-by-step explanation:
By the geometric mean theorem,

Answer:
A. 0 <= x <= 8
Step-by-step explanation:
4 <= x + 4 <= 12
Remove 4 from all sides
4 - 4 <= x + 4 -4 <= 12 - 4
0 <= x <= 8
Answer:
Can you take a better picture so we can see the white pic?
X=7 because 7 squared equals 49