\(3\sqrt{28}+2\sqrt{63}\) का सरल रूप क्या है?
What is the simplified form of \(3\sqrt{28}+2\sqrt{63}\)?
Explanation opens after your attempt
B. \(12\sqrt{7}\)
Concept
\(3\sqrt{28}=6\sqrt{7}\) and \(2\sqrt{63}=6\sqrt{7}\). So the sum is \(12\sqrt{7}\).
Why this answer is correct
The correct answer is B. \(12\sqrt{7}\). \(3\sqrt{28}=6\sqrt{7}\) and \(2\sqrt{63}=6\sqrt{7}\). So the sum is \(12\sqrt{7}\).
Exam Tip
\(3\sqrt{28}=6\sqrt{7}\) और \(2\sqrt{63}=6\sqrt{7}\) है। इसलिए योग \(12\sqrt{7}\) है।
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