किस विकल्प में \(\frac{1}{\sqrt{10}-3}\) का सही मान है?

Which option gives the correct value of \(\frac{1}{\sqrt{10}-3}\)?

Explanation opens after your attempt
Correct Answer

A. \(\sqrt{10}+3\)

Step 1

Concept

Multiplying by the conjugate of the denominator makes the denominator (10-9=1). Therefore the value is \(\sqrt{10}+3\).

Step 2

Why this answer is correct

The correct answer is A. \(\sqrt{10}+3\). Multiplying by the conjugate of the denominator makes the denominator (10-9=1). Therefore the value is \(\sqrt{10}+3\).

Step 3

Exam Tip

हर के संयुग्मी से गुणा करने पर हर (10-9=1) बनता है। इसलिए मान \(\sqrt{10}+3\) है।

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Mathematics Answer, Explanation and Revision Hints

किस विकल्प में \(\frac{1}{\sqrt{10}-3}\) का सही मान है? / Which option gives the correct value of \(\frac{1}{\sqrt{10}-3}\)?

Correct Answer: A. \(\sqrt{10}+3\). Explanation: हर के संयुग्मी से गुणा करने पर हर (10-9=1) बनता है। इसलिए मान \(\sqrt{10}+3\) है। / Multiplying by the conjugate of the denominator makes the denominator (10-9=1). Therefore the value is \(\sqrt{10}+3\).

Which concept should I revise for this Mathematics MCQ?

Multiplying by the conjugate of the denominator makes the denominator (10-9=1). Therefore the value is \(\sqrt{10}+3\).

What exam hint can help solve this Mathematics question?

हर के संयुग्मी से गुणा करने पर हर (10-9=1) बनता है। इसलिए मान \(\sqrt{10}+3\) है।