Use distributive property:
16. 5k(3 - 4k)
15k - 20k^2
18. 6g^2(g - 8)
6g^3 - 48g^2
20. -2n^2 (5n - 9 + 4n^2)
-10n^3 + 18n^2 - 8n^4
63 i hope this helps if not tell me
5,382,600 is going to be your answer
Answer:
108.2in^3
Step-by-step explanation:
V=(1/3)Bh
V=(1/3) (19.8) (16.4)
V=108.2in^3
The only thing that os true is D