How much more does it need to, get to 6,550,000?
Answer: 
Step-by-step explanation:
If the volume of a sphere is

Where
is the radius
The volume of a hemisphere is half the volume of the total sphere:


Solving this equation:

Finally:

Answer:
8
Step-by-step explanation:
20 divided by 2.5 = 8 simple
Answer:
h(x) = 44
Step-by-step explanation:
h(x) = x² - 5, h(-7) means x = -7
h(x) = (-7)² - 5
h(x) = 49 - 5
h(x) = 44