Answer: Some of the exponents were hard to see. Please check the answers carefully.
9. -18x^7
10. 6m^3n^2
11. 14a^6b^-4
12. 4a^12
13. x^8y^2
14. 8x^-6y^-15
15. Can't make out the exponents. Is there a minus sign in front of both exponents?
16. -432x^10y^4
17. 4x^3
18. 4b/5a^3
Step-by-step explanation:
