Question

3. For the following APs, write the first term and the common difference:
(1) 3,1,-1,-3,...
(ii) –5,-1,3,7,...
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.a=0.6

d=