\(\sqrt{8+\sqrt{15}}\) के बारे में कौन-सा कथन निश्चित रूप से सही है?
Which statement is definitely true about \(\sqrt{8+\sqrt{15}}\)?
Explanation opens after your attempt
B. इसका वर्ग \(8+\sqrt{15}\) हैIts square is \(8+\sqrt{15}\)
Concept
Since \(8+\sqrt{15}\) is positive, its square root is real. Squaring it gives the inside number \(8+\sqrt{15}\).
Why this answer is correct
The correct answer is B. इसका वर्ग \(8+\sqrt{15}\) है / Its square is \(8+\sqrt{15}\). Since \(8+\sqrt{15}\) is positive, its square root is real. Squaring it gives the inside number \(8+\sqrt{15}\).
Exam Tip
क्योंकि \(8+\sqrt{15}\) धनात्मक है, इसका वर्गमूल वास्तविक है। वर्ग करने पर अंदर की संख्या \(8+\sqrt{15}\) मिलती है।
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