Answer:
648[tex]\pi[/tex] 2: 5575.28 3:[tex]\sqrt{17}[/tex] -[tex]\sqrt{17}[/tex] 4: [tex]\sqrt[3]{13}[/tex]
Step-by-step explanation:
1: volume of a cylinder is base times height, base being (9^2)[tex]\pi[/tex] and height being well 8
2: equation for a volumes of a sphere is (4/3)[tex]\pi[/tex](11)^3
3: if you square something it turns positive and negative by some sort of magic
4: radical means in root notation
