Mathematics · 2022
JEE Main · 27 June 2022, Shift 2 · Q24
If the sum of the coefficients of all the positive powers of x, in the Binomial expansion of (x^n+2/x^5)^7 is 939, then the sum of all the possible…
If the sum of the coefficients of all the positive powers of $\displaystyle x$, in the Binomial expansion of $\displaystyle \left(x^n+\frac{2}{x^5}\right)^7$ is $\displaystyle 939$, then the sum of all the possible integral values of $\displaystyle n$ is \_\_\_\_.
Official answer
57
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.