please help meeeeeeeeeee
![Please Help Meeeeeeeeeee class=](https://ph-static.z-dn.net/files/d07/d3e0676b06b0a77ad8c5a896200020e0.jpg)
Answer:
11. 9/ab
12. 9x²
13. 78732/b³
14. 1/a^-5n
15. 32
Step-by-step explanation:
:))