यदि \(A={x:x\in \mathbb{N},x\le 4}\) और \(B=\{3,4,5,6\}\) है, तो \(A\cup B\) क्या है?
If \(A={x:x\in \mathbb{N},x\le 4}\) and \(B=\{3,4,5,6\}\), what is \(A\cup B\)?
Explanation opens after your attempt
A. ( {1,2,3,4,5,6} )
Concept
Here \(A=\{1,2,3,4\}\), and (5) and (6) from (B) are also included. First convert the set to roster form.
Why this answer is correct
The correct answer is A. ( {1,2,3,4,5,6} ). Here \(A=\{1,2,3,4\}\), and (5) and (6) from (B) are also included. First convert the set to roster form.
Exam Tip
यहां \(A=\{1,2,3,4\}\) है और संघ में (B) के (5) और (6) भी जुड़ते हैं। पहले समुच्चय को सूची रूप में बदलें।
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