\(\sqrt{10+\sqrt{21}}\) का वर्ग किसके बराबर है?
What is the square of \(\sqrt{10+\sqrt{21}}\) equal to?
Explanation opens after your attempt
D. \(10+\sqrt{21}\)
Concept
The square of a square root gives the number inside. So (\left\(\sqrt{10+\sqrt{21}}\right\)2=10+\sqrt{21}).
Why this answer is correct
The correct answer is D. \(10+\sqrt{21}\). The square of a square root gives the number inside. So (\left\(\sqrt{10+\sqrt{21}}\right\)2=10+\sqrt{21}).
Exam Tip
वर्गमूल का वर्ग अंदर की संख्या देता है। इसलिए (\left\(\sqrt{10+\sqrt{21}}\right\)2=10+\sqrt{21}) है।
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