9514 1404 393
Answer:
D
Step-by-step explanation:
The leading term is of odd degree and negative coefficient. The odd degree tells you the end behaviors will have opposite signs. The negative coefficient tells you the left end behavior will be positive, and the right end behavior will be negative.

A cube because it’s already square n can be cut in square cross sections
Is ten thousand time hope it works
Which question are you talking about 1 or 2?
The first polynomial is 
The other polynomial is 
Now to add polynomials we must add or subtract like terms
Adding them we have


Here 
So we add then
We get

The addition of the polynomial is 