9. 10^42
10. 59049 x 2^36
11. 12^28
12. 1.85302019 x 10^15
13. 2^11
14. 1/2
15. -1
Answer:
after calculating I got this answer.
hope this answer helps you dear...take care
Answer:
y - 3y^2 + 4y^2 - 12y
y^2 - 11y
Step-by-step explanation:
the answer is:
42.5
......
i commented the explanation in my answer
Step-by-step explanation:
20 each because it's like tgat