13. 17y² - 22y
14. 9m²n+7mn²
15. 11y²
16. 8x²y
I'm not 100% sure if these are all correct, so please forgive me if I'm wrong.
Hopefully this helps, and please consider marking branliest.
Answer:
1.732 is the value of cos C
59.8*4=239.2 rounded to the nearest foot is 239
Step-by-step explanation:
900,000
there you go bud
Answer:0.015625
im pretty sure B 7.5 units
