defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Mathematics Linear Inequations

Let t1, t2 , … be real numbers such that t1 + t2 +……+ tn = 2n2 + 9n + 13, for every positive integer n ≥ 2. If tk = 107, then k equals

1
25
2
30
3
50
4
None of the above
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