(\sqrt{7}\times\(2\sqrt{7}-3\)) का सरल रूप क्या है?
What is the simplified form of (\sqrt{7}\times\(2\sqrt{7}-3\))?
Explanation opens after your attempt
A. \(14-3\sqrt{7}\)
Concept
Distributing gives \(2\times7-3\sqrt{7}=14-3\sqrt{7}\). Keep radical and rational terms separate.
Why this answer is correct
The correct answer is A. \(14-3\sqrt{7}\). Distributing gives \(2\times7-3\sqrt{7}=14-3\sqrt{7}\). Keep radical and rational terms separate.
Exam Tip
वितरण करने पर \(2\times7-3\sqrt{7}=14-3\sqrt{7}\) मिलता है। मूल और परिमेय पद अलग रखें।
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