5      31        159     645     1951   3927

    3      (1)        (2)      (3)       (4)        (5)

    What will come in place of (2) ?

  • 92
  • 91
  • 93
  • 99
  • 96
  • Explanation:

    5(X6+1) 31(X5+4) 159(X4+9) 645(X3+16) 1951(X2+25)3927

    3(X6+1) 19(X5+4) 99(X4+9) 405(X3+16) 1231(X2+25)2487

Related Question & Answers

5      31        159     645&n
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