यदि \(A={x:x\in \mathbb{N}, x^2-7x+12=0}\) और \(B=\{3,4\}\) हैं तो सही कथन कौन सा है?
If \(A={x:x\in \mathbb{N}, x^2-7x+12=0}\) and \(B=\{3,4\}\) then which statement is correct?
Explanation opens after your attempt
A. (A=B)
Concept
The solutions of the equation are (3) and (4), so the two sets are equal. First solve the equation and then match the elements.
Why this answer is correct
The correct answer is A. (A=B). The solutions of the equation are (3) and (4), so the two sets are equal. First solve the equation and then match the elements.
Exam Tip
समीकरण के हल (3) और (4) हैं इसलिए दोनों समुच्चय समान हैं। पहले समीकरण हल करें फिर अवयव मिलाएं।
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