यदि \(x=\sqrt{81}-\sqrt{49}\) तो (x) क्या है?
If \(x=\sqrt{81}-\sqrt{49}\), what is (x)?
Explanation opens after your attempt
Correct Answer
B. 2
Concept
(9-7=2). Evaluate roots correctly.
Why this answer is correct
The correct answer is B. 2. (9-7=2). Evaluate roots correctly.
Exam Tip
(9-7=2)। मूलों का सही मान लें।
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