Mathematics · 2023
JEE Main · 24 January 2023, Shift 2 · Q81
The minimum number of elements that must be added to the relation R ={( a, b ),( b, c ),( b, d )} on the set { a, b, c, d } so that it is an…
The minimum number of elements that must be added to the relation $\displaystyle \mathrm{R}=\{(\mathrm{a}, \mathrm{b}),(\mathrm{b}, \mathrm{c}),(\mathrm{b}, \mathrm{d})\}$ on the set $\displaystyle \{\mathrm{a}, \mathrm{b}, \mathrm{c}, \mathrm{d}\}$ so that it is an equivalence relation, is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
13
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JEE Main 2023 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.