\(\frac{3}{\sqrt{7}+\sqrt{4}}\) का परिमेयकृत रूप क्या है?

What is the rationalised form of \(\frac{3}{\sqrt{7}+\sqrt{4}}\)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

B. \(\sqrt{7}-2\)

Step 1

Concept

The denominator is \(\sqrt{7}+2\) and the conjugate makes it (7-4=3). So the answer is \(\sqrt{7}-2\).

Step 2

Why this answer is correct

The correct answer is B. \(\sqrt{7}-2\). The denominator is \(\sqrt{7}+2\) and the conjugate makes it (7-4=3). So the answer is \(\sqrt{7}-2\).

Step 3

Exam Tip

हर \(\sqrt{7}+2\) है और संयुग्मी से हर (7-4=3) बनता है। इसलिए उत्तर \(\sqrt{7}-2\) है।

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Mathematics Answer, Explanation and Revision Hints

\(\frac{3}{\sqrt{7}+\sqrt{4}}\) का परिमेयकृत रूप क्या है? / What is the rationalised form of \(\frac{3}{\sqrt{7}+\sqrt{4}}\)?

Correct Answer: B. \(\sqrt{7}-2\). Explanation: हर \(\sqrt{7}+2\) है और संयुग्मी से हर (7-4=3) बनता है। इसलिए उत्तर \(\sqrt{7}-2\) है। / The denominator is \(\sqrt{7}+2\) and the conjugate makes it (7-4=3). So the answer is \(\sqrt{7}-2\).

Which concept should I revise for this Mathematics MCQ?

The denominator is \(\sqrt{7}+2\) and the conjugate makes it (7-4=3). So the answer is \(\sqrt{7}-2\).

What exam hint can help solve this Mathematics question?

हर \(\sqrt{7}+2\) है और संयुग्मी से हर (7-4=3) बनता है। इसलिए उत्तर \(\sqrt{7}-2\) है।