Sagot :
Answer:
6. C
7. A
8. 444 ft³
9. D. 74 ft³
10. D
Step-by-step explanation:
Here is the explanation for item number 8...
Given: V(w)=4w³+13w²-5w ; and w=4
Solution:
V(w)=4w³+13w²-5w
V(4)=4(4)³ +13(4)²-5(4)
V(4)=4(64) +13(16) - 5(4)
V(4)=256 + 208 - 20
V(4)= 444
ANSWER: 444 ft³