I would go with A but I am not 100% sure so you may want to check however you can.
2 , 6 , 17 , 47 , <u>108</u> , ...
t(n) = 2n^3 - 8.5n^2 + 15.5n - 7
Answer:
Step-by-step explanation:
b)
the answer is b because the answer for both of them is -39. you might also want to look into the sign rules in algebra bb :)