Question

An arithmetic sequence is - 1/2 , 1, 5/2 , 4, 11/2 , 7, ... . What is the general term of the sequence?

Answer 1

ADD 3/2

Explanation:

-1/2 + 3/2 = 1

1+3/2= 1/1+3/2 = 2/2 + 3/2 =5/2

5/2 +3/2 = 8/2 = 4

4+3/2 = 8/2 +3/2 = 11/2

11/2 +3/2 =14/2 =7

Answer 2

ADD 3/2

Explanation:

-1/2 + 3/2 = 1

1+3/2= 1/1+3/2 = 2/2 + 3/2 =5/2

5/2 +3/2 = 8/2 = 4

4+3/2 = 8/2 +3/2 = 11/2

11/2 +3/2 =14/2 =7