Question

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

Answer 1

Answer:

1) first term 3 , difference -2

2) first term-5 difference. 4

Answer 2

Answer:

1. a=3 ,d=-2

2.a= -5 ,d=4

3.a=1 ,d=4

4.a=0.6, d= 1.7