यदि \(A={x:x^2=9,\ x\in\mathbb{Z}}\) और \(B=\{-3,3\}\) हैं, तो क्या सत्य है?
If \(A={x:x^2=9,\ x\in\mathbb{Z}}\) and \(B=\{-3,3\}\), what is true?
Explanation opens after your attempt
Correct Answer
A. (A=B)
Concept
The integer solutions are both (-3) and (3). Missing the negative solution is a common error.
Why this answer is correct
The correct answer is A. (A=B). The integer solutions are both (-3) and (3). Missing the negative solution is a common error.
Exam Tip
पूर्णांक हल (-3) और (3) दोनों हैं। ऋणात्मक हल को छोड़ना सामान्य गलती है।
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