Mathematics · 2021
JEE Main · 22 July 2021, Shift 2 · Q62
The number of solutions of sin^7 x+ cos^7 x=1, x ∈[0,4 π] is equal to:
The number of solutions of $\displaystyle \sin ^7 x+\cos ^7 x=1, x \in[0,4 \pi]$ is equal to :
Official answer
(1)
$\displaystyle 5$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.