Question:
Let be a sequence such that a1+a2+....+ an=\(\frac{n^2+3n}{ (n+1 ) (n+2)}\). If \(28∑^{10}_{k=1}\frac{1}{a_k} =\) P1P2P3 . . . Pm , where p1, p2, …..pm are the first m prime numbers, then m is equal to
Let be a sequence such that a1+a2+....+ an=\(\frac{n^2+3n}{ (n+1 ) (n+2)}\). If \(28∑^{10}_{k=1}\frac{1}{a_k} =\) P1P2P3 . . . Pm , where p1, p2, …..pm are the first m prime numbers, then m is equal to
Updated On: Apr 23, 2024
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The Correct Option is B
Solution and Explanation
The correct option is(B): 6
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