\(\frac{4}{\sqrt{2}}\) का परिमेय हर वाला सरल रूप क्या है?

What is the simplified form of \(\frac{4}{\sqrt{2}}\) with a rational denominator?

Explanation opens after your attempt
Correct Answer

A. \(2\sqrt{2}\)

Step 1

Concept

Multiply numerator and denominator by \(\sqrt{2}\).

Step 2

Why this answer is correct

\(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\).

Step 3

Exam Tip

After rationalising, simplify the answer completely. चरण 1: ऊपर और नीचे \(\sqrt{2}\) से गुणा करें। चरण 2: \(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\)। चरण 3: परिमेयकरण के बाद उत्तर को पूरी तरह सरल करें।

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Mathematics Answer, Explanation and Revision Hints

\(\frac{4}{\sqrt{2}}\) का परिमेय हर वाला सरल रूप क्या है? / What is the simplified form of \(\frac{4}{\sqrt{2}}\) with a rational denominator?

Correct Answer: A. \(2\sqrt{2}\). Explanation: चरण 1: ऊपर और नीचे \(\sqrt{2}\) से गुणा करें। चरण 2: \(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\)। चरण 3: परिमेयकरण के बाद उत्तर को पूरी तरह सरल करें। / Step 1: Multiply numerator and denominator by \(\sqrt{2}\). Step 2: \(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\). Step 3: After rationalising, simplify the answer completely.

Which concept should I revise for this Mathematics MCQ?

Multiply numerator and denominator by \(\sqrt{2}\).

What exam hint can help solve this Mathematics question?

After rationalising, simplify the answer completely. चरण 1: ऊपर और नीचे \(\sqrt{2}\) से गुणा करें। चरण 2: \(\frac{4}{\sqrt{2}}=\frac{4\sqrt{2}}{2}=2\sqrt{2}\)। चरण 3: परिमेयकरण के बाद उत्तर को पूरी तरह सरल करें।