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Let an be the nth term of the series 5 + 8 + 14 + 23 + 35 + 50 +.... and Sn = \(\displaystyle\sum_{k=1}^{n} a_k.\) Then S30 - a40 is equal to
Let an be the nth term of the series 5 + 8 + 14 + 23 + 35 + 50 +.... and Sn = \(\displaystyle\sum_{k=1}^{n} a_k.\) Then S30 - a40 is equal to
Updated On: Mar 4, 2024
- 11260
- 11280
- 11290
- 11310
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The Correct Option is C
Solution and Explanation
The correct option is(C): 11290
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