Answer:
yes
Step-by-step explanation:
This is simplified as much as it can be! If you want anything else let me know & I'll answer it on here!!
A. You can get this through the process known as completing the square.
Answer:
2144.7
Step-by-step explanation:
Volume of a sphere is V= 
V= 
V=(4
/3)·π·8^3≈2144.66058 --> 2144.7