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Let n^(th)term of any sequence is given ...

Let `n^(th)`term of any sequence is given `T_n=(-1^3+2^3-3^3+4^3+. . .+(2n)^3)/(n(4n+3))` then `sum_(n=1)^15 T_n` is equal to

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
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