कौन सा विकल्प \(\frac{4}{\sqrt{2}}\) का सरल रूप है?
Which option is the simplified form of \(\frac{4}{\sqrt{2}}\)?
Explanation opens after your attempt
Correct Answer
A. \(2\sqrt{2}\)
Concept
\(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\). Rationalise when a root is in the denominator.
Why this answer is correct
The correct answer is A. \(2\sqrt{2}\). \(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\). Rationalise when a root is in the denominator.
Exam Tip
\(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\) है। हर में जड़ हो तो परिमेयकरण करें।
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