I think it's B and D because both of them will give you the same answer which is 2.71 but turn it into fraction.
Answer:
2n(14n^2+3)=28n^4+16n I'm not sure if you meant to put the question mark between or not but I did it separately for -80^2=0 n would equal zero hope this helped
Step-by-step explanation:
Here is your answer:
6.78 rounded to the nearest tenth = 7.00 because the 7 in 6.78 is greater then five.
8.21 rounded to the nearest tenth= 8.00 because the 2 in 8.21 is NOT greater than five.
Answer:
b because if your going to the left that means is negative and we are going up that means it's positive