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Which one of the following is not an Arithmetic progression? |
1, 3, 5, 7, ... 2, 4, 8, 16, ... -5, -10, -15, -20, ... 12, 16, 20, 24, ... |
2, 4, 8, 16, ... |
Arithmetic progression has a common difference, thus in the given series, Series 1: Has common difference 2 Series 2: Doesn't have common difference Series 3: Has common difference -5 Series 4: Has common difference 4 Correct answer (2) : 2,4,8,16 |
