Mathematics · 2021
JEE Main · 31 August 2021, Shift 1 · Q77
cosec 18^° is a root of the equation:
$\displaystyle \operatorname{cosec} 18^{\circ}$ is a root of the equation :
Official answer
(1)
$\displaystyle x^2-2 x-4=0$
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JEE Main 2021 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.