Question

I need help :( this problem is very confusing

Answer 1

Arithmetic sequences are when a sequence of number adds or subtracts the same number every time to the following number. 1,2,3,4 is just 1+1=2 2+1=3. Therefore, it is arithmetic.

Answer 2

Emily , don't put your whole name in the questions :DDDD, it's at the top of the page, anyway, Eloper .. :DDD

Explanation:

It's arithmetic b/c you're just adding 1

arithmetic

1

1

are the answers , the last one is b/c that's the common difference.