Answer:
2
Step-by-step explanation:
2×2=4
4÷2=2
2 x 2 = 4
4 / 2 = 2
the answer is 2
0.03585657
b only
T31= 278
formula is Tn=a +(n-1)d
T31= 8+(31-1)9
T31=8+(30)9
T31=8+270
T31=278