\(\sqrt{98}\) का सरल रूप कौन-सा है?
Which is the simplified form of \(\sqrt{98}\)?
Explanation opens after your attempt
A. \(7\sqrt{2}\)
Concept
\(\sqrt{98}=\sqrt{49\times2}=7\sqrt{2}\). Since \(\sqrt{2}\) remains, it is irrational.
Why this answer is correct
The correct answer is A. \(7\sqrt{2}\). \(\sqrt{98}=\sqrt{49\times2}=7\sqrt{2}\). Since \(\sqrt{2}\) remains, it is irrational.
Exam Tip
\(\sqrt{98}=\sqrt{49\times2}=7\sqrt{2}\) होता है। \(\sqrt{2}\) बचने से यह अपरिमेय है।
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