Mathematics · 2022
JEE Main · 25 July 2022, Shift 1 · Q1
The total number of functions, f:{1,2,3,4} →{1,2,3,4,5,6} such that f(1)+f(2)=f(3), is equal to:
The total number of functions, $\displaystyle f:\{1,2,3,4\} \rightarrow\{1,2,3,4,5,6\}$ such that $\displaystyle f(1)+f(2)=f(3)$, is equal to :
Official answer
(2)
$\displaystyle 90$
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JEE Main 2022 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.