Question

3. For the following APs, write the first term and the common difference:
(i) 3,1,-1,-3, ...
(ü) -5,-1,3,7,...
- 1-0
(iii)
1 5 9 13
3 3 3 3
(iv) 0.6, 1.7, 2.8, 3.9,...​

Answer 1

Answer:

1)a=3,d=-2

2)a=-5,d=4

3)where is ','?

4)a=0.6,d=1.1