1.

2, 7, 28, 63, 126,… ?1. 2152. 2453. 2764. 296

Answer» Correct Answer - Option 1 : 215

The pattern followed:

The pattern are (alternate cube +1) and (alternate cube - 1)

13+ 1 = 2

23- 1 = 7

33+ 1 = 28

43- 1 = 63

53+ 1 = 126

63- 1 = 215

Hence, the correct answer is "215".



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