Can u guys please answer these questions

Answer:
Im not sure about Q1 but I'll help with Q2
9 =
[tex] \sqrt{81} [/tex]
8 =
[tex] \sqrt[3]{512} [/tex]
14 =
[tex] \sqrt{196} [/tex]
2 =
[tex] \sqrt[3]{8} [/tex]
4 =
[tex] \sqrt{16} [/tex]
I hope this helps :)
If you would like me to, i will respect your wishes and delete my answer.