Answer:
The answer is D. 
Step-by-step explanation:

simplify the expression by multiplying

calculate the product

express with a positive exponent using 
B^2+5b-24
Using the AC method for factoring
(b+8)(b-3)
Answer:
lol or i could just answer it on here
Step-by-step explanation:
Volume = length * width ( aka base ) * height
2 feet = 24 inches.
24*15*8=2880 inches.