Question

1.Which of the following sequences are A. P’S?
Write down their common difference. (1 marks each)
(a) 5, 10, 15, 20,25......
(b) 2, 2, 2, 2,2......
(c) 2, 4, 8, 16,32......
(d) 3, 14, 25, 36......
(e)11, 8, 5, 2

Please give me the correct answer

Answer 1

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$(a)d = 5$

$(b)d = 0$