Mathematics · 2023
JEE Main · 1 February 2023, Shift 1 · Q86
Let a_1=8, a_2, a_3, …, a_n be an A.P. If the sum of its first four terms is 50 and the sum of its last four terms is 170, then the product of its…
Let $\displaystyle a_1=8, a_2, a_3, \ldots, a_n$ be an A.P. If the sum of its first four terms is $\displaystyle 50$ and the sum of its last four terms is $\displaystyle 170$ , then the product of its middle two terms is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
754
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.