Answer:
,bn ljb ib
Step-by-step explanation:
Answer:
On the first one, they took half of the original number then added it to the original to get the sides of the bigger shape.
Step-by-step explanation:
Answer: i think A. C. E.
Step-by-step explanation:
Answer:
After expanding the polynomial
we get 
Step-by-step explanation:
We need to expand the polynomial 
Multiply the terms:

So, after expanding the polynomial
we get 