1.

If sum to n terms of a series is given by (2n + 7) then its second term will be given by (a) 10 (b) 9 (c) 8 (d) 2

Answer»

Correct option (d) 2

Explanation:

Since, sum to n terms is given by (2n + 7), 

Sum to 1 terms = 9 

Sum to 2 terms = 11 

Thus, the 2nd term must be 2, 



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