Question

Practice Set 3.1
1. Which of the following sequences are A.P. ? If they a
difference
(1) 2, 4, 6, 8, ... (2) 2, 7, 3, 7,... (3) -10
(4) 0.3, 0.33, .0333,... (5) 0, -4,-8, -12, ... (6) -
(7) 3,3 + 12.3+272,3+372, ...
(8) 12
2. Write an A.P. whose first term is a and common dif
following
(2a=-3, d = 0
W3) a​

Answer 1

Answer:

the AP are :1) , 5)

2.) -3