Mathematics · 2023
JEE Main · 30 January 2023, Shift 1 · Q79
If tan 15^°+1/(tan 75^°)+1/(tan 105^°)+ tan 195^°=2 a, then the value of ( a +1/a) is:
If $\displaystyle \tan 15^{\circ}+\frac{1}{\tan 75^{\circ}}+\frac{1}{\tan 105^{\circ}}+\tan 195^{\circ}=2 \mathrm{a}$, then the value of $\displaystyle \left(\mathrm{a}+\frac{1}{\mathrm{a}}\right)$ is :
Official answer
From NTA’s final answer key for this paper.
(2)
$\displaystyle 4$
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.