The columbian exchange was the exchange of wealth, crops, livestock, and most importantly disease between the new and old world. foreign people came into contact with each other and lacked the needed immunity to prevent illness. some crops exchanged were squash, corn, beans, and potatoes.
We are given an arithmetic sequence with
First term, a₁ = 6
Second term, a₂ = 2
Therefore the common difference is d = -4.
The n-th term is

Answer:

all integers where n ≥ 1
we call it the medieval period
Answer:
The answer to the first question is three and the answer to the second one is three as well.