Hello! And thank you for your question!
All you can do is simplify √28 to 2√7
Then the equation becomes 2√7 - 2√7
Subtract the like terms to get 0.
Final Answer:
It is a rational and equal to 0.
Answer:check the pic
Step-by-step explanation:
The volume formula for a sphere is 4/3 Pi R^3 (Radius cubed).
6.5 x 6.5 x 6.5 = 274.625
274.625 x 3.14 = 862.3225
862.3225 x (4/3) = 1149.763
I hope this helps!