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JEE MATHEMATICS MCQ: MATHEMATICAL INDUCTION

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141⋅3+243⋅5+345⋅7+…+n4(2n+1)(2n−1)\frac{1^4}{1 \cdot 3}+\frac{2^4}{3 \cdot 5}+\frac{3^4}{5 \cdot 7}+\ldots+\frac{n^4}{(2 n+1)(2 n-1)} is equal to
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Correct option: B
n(n+1)(n2+n+1)6(2n+1)\frac{n(n+1)\left(n^2+n+1\right)}{6(2 n+1)}
Option B (n(n+1)(n2+n+1)6(2n+1)\frac{{n(n+1)(n^2+n+1)}}{{6(2n+1)}}) is correct because it represents the sum of the given series after applying algebraic manipulations and summation formulas.

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