Mathematics · 2024
JEE Main · 5 April 2024, Shift 1 · Q1
Let A ={1,3,7,9,11} and B ={2,4,5,7,8,10,12}. Then the total number of one-one maps f: A → B, such that f(1)+f(3)=14, is:
Let $\displaystyle \mathrm{A}=\{1,3,7,9,11\}$ and $\displaystyle \mathrm{B}=\{2,4,5,7,8,10,12\}$. Then the total number of one-one maps $\displaystyle f: \mathrm{A} \rightarrow \mathrm{B}$, such that $\displaystyle f(1)+f(3)=14$, is :
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle 240$
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JEE Main 2024 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.