Hi! You need 3 boxes because if you divide 21 1/4 / 10 you get 2 1/8 or 2.125 so you at least have two boxes. You will still have some left over after the two boxes so you will need another box for those. I hope this helped, Goodluck :)
Answer:
B
Only one that goes over once and up twice
Answer:
"impossible"
Step-by-step explanation:
I think. :/
Answer: C and E
Step-by-step explanation:
asymptotes are : x=4 and x=-1