Answer:
are there any answer choices??
Step-by-step explanation:
(4 + u)(16 – 4u + u2)
64 + u3.
= 43 + u3.
= (4 + u)(42 – 4.u + u2).
= (4 + u)(16 – 4u + u2).
Answer: I am pretty sure it is 35 min