\(\mathbb{R}\) पर (aRb) तभी जब (|a|=|b|)। (-3) का equivalence class कौन सा है?
On \(\mathbb{R}\), (aRb) if and only if (|a|=|b|). Which is the equivalence class of (-3)?
Explanation opens after your attempt
Correct Answer
A. ({-3,3})
Concept
From (|x|=|-3|=3), (x=-3) or (x=3). In an absolute value relation, opposite signs may lie in the same class.
Why this answer is correct
The correct answer is A. ({-3,3}). From (|x|=|-3|=3), (x=-3) or (x=3). In an absolute value relation, opposite signs may lie in the same class.
Exam Tip
(|x|=|-3|=3) से (x=-3) या (x=3)। Absolute value relation में opposite signs एक ही class में आ सकते हैं।
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