Mathematics · 2022
JEE Main · 29 July 2022, Shift 2 · Q25
If Σ_k=1^10 K^2(10_C_K)^2=22000 L, then L is equal to \ \ \ \.
If $\displaystyle \sum_{k=1}^{10} K^2\left(10_{C_K}\right)^2=22000 L$, then $\displaystyle L$ is equal to \_\_\_\_.
Official answer
221
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.