Mathematics · 2020
JEE Main · 5 September 2020, Shift 1 · Q56
If 3^2 sin 2 α-1, 14 and 3^4-2 sin 2 α are the first three terms of an A.P. for some α, then the sixth term of this A.P. is:
If $\displaystyle 3^{2 \sin 2 \alpha-1}, 14$ and $\displaystyle 3^{4-2 \sin 2 \alpha}$ are the first three terms of an A.P. for some $\displaystyle \alpha$, then the sixth term of this A.P. is :
Official answer
(3)
$\displaystyle 66$
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JEE Main 2020 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.