Mathematics · 2021
JEE Main · 17 March 2021, Shift 1 · Q66
If the fourth term in the expansion of (x+x^log_2 x)^7 is 4480, then the value of x where x ∈ N is equal to:
If the fourth term in the expansion of $\displaystyle \left(x+x^{\log _2 x}\right)^7$ is $\displaystyle 4480$, then the value of $\displaystyle x$ where $\displaystyle x \in \mathbf{N}$ is equal to :
Official answer
(2)
$\displaystyle 2$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.