Answer:
K
Step-by-step explanation:
techincally, I don't know if I am right, but there is more than one answer. The boundries/restrictions of what length DF could be are 2.477 < x < 8.477
$67.15
Step-by-step explanation
15 percent of 79=11.85
79-11.85=67.15
1/15
8
Plug in the value of k into your expression and solve.
40-4k^3
40-4(2)^3
40-4(8)
40-32
around 1582.55