Mathematics · 2020
JEE Main · 9 January 2020, Shift 2 · Q51
If A ={x ∈ R:|x|<2} and B ={x ∈ R:|x-2| ≥ 3}; then:
If $\displaystyle \mathrm{A}=\{x \in \mathbf{R}:|x|<2\}$ and
$\displaystyle \mathrm{B}=\{x \in \mathbf{R}:|x-2| \geqslant 3\}$; then :
Official answer
(2)
$\displaystyle \mathrm{B}-\mathrm{A}=\mathrm{R}-(-2,5)$
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JEE Main 2020 Mathematics question, with the answer from NTA’s final answer key. Where our answers come from.