Hard Mathematics Polynomials Class 10 Level 25

कौन सा विकल्प \(\frac{1}{5-\sqrt{6}}\) का परिमेय हर वाला रूप है?

Which option is the rationalized form of \(\frac{1}{5-\sqrt{6}}\)?

Explanation opens after your attempt
Correct Answer

A. \(\frac{5+\sqrt{6}}{19}\)

Step 1

Concept

The conjugate of the denominator is \(5+\sqrt{6}\), and the denominator becomes (25-6=19). Hence the first option is correct.

Step 2

Why this answer is correct

The correct answer is A. \(\frac{5+\sqrt{6}}{19}\). The conjugate of the denominator is \(5+\sqrt{6}\), and the denominator becomes (25-6=19). Hence the first option is correct.

Step 3

Exam Tip

हर का संयुग्मी \(5+\sqrt{6}\) है और हर (25-6=19) बनता है। इसलिए पहला विकल्प सही है।

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Mathematics Answer, Explanation and Revision Hints

कौन सा विकल्प \(\frac{1}{5-\sqrt{6}}\) का परिमेय हर वाला रूप है? / Which option is the rationalized form of \(\frac{1}{5-\sqrt{6}}\)?

Correct Answer: A. \(\frac{5+\sqrt{6}}{19}\). Explanation: हर का संयुग्मी \(5+\sqrt{6}\) है और हर (25-6=19) बनता है। इसलिए पहला विकल्प सही है। / The conjugate of the denominator is \(5+\sqrt{6}\), and the denominator becomes (25-6=19). Hence the first option is correct.

Which concept should I revise for this Mathematics MCQ?

The conjugate of the denominator is \(5+\sqrt{6}\), and the denominator becomes (25-6=19). Hence the first option is correct.

What exam hint can help solve this Mathematics question?

हर का संयुग्मी \(5+\sqrt{6}\) है और हर (25-6=19) बनता है। इसलिए पहला विकल्प सही है।

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